The Russian Federation occupies 17,098,242 square kilometers, making it the largest country on Earth by total area. This territory spans eleven time zones from Kaliningrad Oblast in the west to the Kamchatka Peninsula in the east, a longitudinal distance exceeding 9,000 kilometers. Russia extends across two continents: Eastern Europe west of the Ural Mountains and Northern Asia to their east. The nation's latitudinal reach runs from approximately 41°N at the Caucasus border to beyond 81°N at Cape Fligely on Franz Josef Land, encompassing Arctic tundra, taiga forests, temperate zones, and semi-arid steppes within a single political entity.
The Ural Mountains form the conventional boundary between European Russia and Asian Russia. This mountain range extends roughly 2,500 kilometers from the Arctic Ocean southward to the Ural River and the Kazakh Steppe. The highest peak, Mount Narodnaya, reaches 1,895 meters. Despite their symbolic importance as a continental divide, the Urals present modest elevations compared to Russia's other ranges and have been extensively mined for iron, copper, platinum, and gemstones since the eighteenth century. Yekaterinburg, the largest city in the Urals region, sits on the eastern slope at 270 meters elevation and serves as an industrial center for metallurgy and machinery manufacturing.
Lake Baikal in southern Siberia holds the distinction of being both the world's deepest and oldest freshwater lake. Maximum depth reaches 1,642 meters. The lake contains approximately 23,615 cubic kilometers of water, representing roughly 20 percent of the planet's unfrozen surface freshwater. Baikal's tectonic origin dates back 25 to 30 million years, formed by a rift valley where the Eurasian Plate continues to diverge. The lake supports more than 1,700 species of flora and fauna, with roughly two-thirds found nowhere else on Earth. These endemic species include the Baikal seal (nerpa), the only exclusively freshwater seal species. Winter ice on Baikal reaches thicknesses exceeding one meter, creating transparent formations that allow visibility into the water below.
The Volga River is Europe's longest river, flowing 3,530 kilometers from the Valdai Hills northwest of Moscow to the Caspian Sea. The river drains a watershed of 1,360,000 square kilometers, encompassing much of western Russia. Eleven of the twenty largest cities in Russia sit on the Volga's banks or its tributaries, including Kazan, Samara, Volgograd, and Nizhny Novgorod. The Volga's economic significance derives from navigation, hydroelectric generation, and irrigation. A system of canals connects the Volga to the Don River, the Baltic Sea via Lake Ladoga, and the White Sea, making Moscow a "port of five seas" despite its inland location. The Rybinsk Reservoir, created in the 1940s, submerged 4,580 square kilometers and remains one of the largest artificial bodies of water by area.
Siberia occupies most of northern Asia, extending from the Ural Mountains eastward to the Pacific Ocean and from the Arctic Ocean southward to the hills of north-central Kazakhstan and the borders of Mongolia and China. This region contains approximately 13 million square kilometers, roughly 77 percent of Russia's total territory but only 27 percent of its population. Siberia divides into three major geographic zones: the West Siberian Plain, the Central Siberian Plateau, and the mountain ranges and plateaus of Eastern Siberia. The West Siberian Plain covers approximately 2.6 million square kilometers and ranks among the flattest major terrain units on Earth, with elevation changes rarely exceeding 100 meters across vast distances. Extensive wetlands characterize this plain, particularly in the Vasyugan Swamp, which covers more than 50,000 square kilometers.
The Lena River flows 4,294 kilometers northward from its source in the Bायkal Mountains to the Laptev Sea in the Arctic Ocean. The river ranks tenth globally by discharge, delivering approximately 588 cubic kilometers of water annually. The Lena's delta covers 32,000 square kilometers, the largest in the Arctic and among the most pristine major river deltas anywhere, as no cities exist along the river's final 1,600 kilometers. The Lena Pillars Nature Park, 200 kilometers upstream from Yakutsk, features vertical rock formations rising 100 meters above the river, formed from Cambrian limestone over approximately 540 to 485 million years. Yakutsk, the world's largest city built on continuous permafrost, sits on the Lena's western bank at a population exceeding 300,000. January temperatures in Yakutsk average -38.6°C, and the city has recorded temperatures as low as -64.4°C.
The Kamchatka Peninsula extends approximately 1,250 kilometers southward into the Pacific Ocean from the mainland, separating the Sea of Okhotsk from the Bering Sea. This peninsula contains more than 160 volcanoes, with 29 currently active. Klyuchevskaya Sopka, at 4,754 meters, is the highest active volcano in Eurasia and has been in near-continuous eruption since its formation approximately 7,000 years ago. The Valley of Geysers in the Kronotsky Nature Reserve holds approximately 90 geysers within six square kilometers, making it the second-largest concentration of geysers on Earth after Yellowstone. The peninsula's population density remains among the lowest in Russia, with fewer than 400,000 inhabitants across 472,300 square kilometers. Petropavlovsk-Kamchatsky, the administrative center, ranks as the world's second-largest city inaccessible by road, reachable only by air or sea.
The Caucasus Mountains form Russia's southern border with Georgia and Azerbaijan. Mount Elbrus, a dormant volcano with twin summits, reaches 5,642 meters at its western peak, making it the highest mountain in Europe under the conventional continental boundary. The Greater Caucasus range extends approximately 1,200 kilometers from the Taman Peninsula on the Black Sea to the Absheron Peninsula on the Caspian Sea. The Caucasus serves as a biogeographic barrier and harbors exceptional biodiversity, with more than 6,500 vascular plant species, approximately 1,600 of them endemic. The region's complex topography creates microclimates ranging from subtropical along the Black Sea coast near Sochi to alpine tundra at elevations above 3,000 meters.
The Caspian Sea forms Russia's southwestern maritime boundary. Despite its name, this body of water is a landlocked endorheic basin, receiving inflow from the Volga and other rivers but having no outlet to the ocean. The Caspian covers approximately 371,000 square kilometers, making it the largest enclosed inland body of water by area. Surface elevation sits 28 meters below global sea level, and the water is brackish rather than fully saline. Russia controls the northern shoreline, where the Volga Delta creates wetlands covering more than 27,000 square kilometers, supporting major sturgeon populations that produce caviar. The northern Caspian rarely exceeds six meters in depth, while the southern basin reaches maximum depths of 1,025 meters.
Kaliningrad Oblast constitutes a 15,125-square-kilometer exclave on the Baltic Sea, separated from the rest of Russia by Lithuania and Poland. This territory, formerly the northern portion of East Prussia centered on the city of Königsberg, came under Soviet control in 1945 following the Potsdam Conference. The oblast's ice-free port provides Russia year-round Baltic access. The Curonian Spit, a 98-kilometer-long sand peninsula shared with Lithuania, extends along the coast and reaches widths between 400 meters and 3,800 meters. This formation shelters the Curonian Lagoon from the Baltic Sea and contains some of the highest drifting sand dunes in Europe, with heights reaching 60 meters.
The West Siberian Plain contains one of the world's largest continuous flatlands, with much of its southern portion consisting of waterlogged peat bogs. The Vasyugan Swamp alone sequesters an estimated 1 billion tons of carbon in its peat deposits, which reach depths of 10 meters in places. This plain's rivers flow northward into the Arctic Ocean with extremely low gradients, causing spring flooding that can inundate hundreds of thousands of square kilometers. The region sits atop some of the world's largest natural gas reserves, with fields near Urengoy and Yamburg producing substantial portions of Russia's natural gas output. Winter temperatures across the plain regularly drop below -40°C, while summer temperatures can exceed 30°C, creating one of Earth's largest temperature amplitude zones.
The Central Siberian Plateau occupies territory between the Yenisei River to the west and the Lena River to the east. Elevation averages 500 to 700 meters, with the Putorana Plateau in the northwest reaching heights above 1,700 meters. This basalt plateau covers approximately 250,000 square kilometers and contains approximately 25,000 lakes, many occupying tectonic depressions. The Putorana region receives designation as a UNESCO World Heritage Site for its geological significance and for supporting major reindeer migration routes. The plateau's isolation and harsh climate maintain ecosystems relatively unaffected by human activity, though nickel mining occurs at Norilsk, situated at the plateau's northwestern edge.
The Taymyr Peninsula represents the northernmost mainland point in Eurasia, extending into the Arctic Ocean to approximately 77°N latitude. Cape Chelyuskin, at the peninsula's northern tip, reaches 77°43'N. Permafrost thickness in this region exceeds 500 meters in places, and vegetation consists primarily of Arctic tundra with no trees. The peninsula experiences polar night from mid-November through late January and midnight sun from mid-May through late July. The Taymyr Nature Reserve, established in 1979, protects 1,781,928 hectares and contains the largest wild reindeer population in Russia, with numbers historically fluctuating between 400,000 and 1 million animals.
The Far Eastern Federal District encompasses Russia's Pacific territories, covering more than 6.9 million square kilometers yet containing fewer than 7 million inhabitants. Vladivostok, the administrative center, sits at 43°N latitude, roughly parallel with Marseille, yet experiences a humid continental climate with January average temperatures of -11.1°C due to the Siberian High pressure system. The Trans-Siberian Railway connects Vladivostok to Moscow across 9,289 kilometers, a journey requiring approximately seven days of continuous travel. The city's port remains ice-free year-round due to icebreaker operations and serves as the headquarters for the Russian Pacific Fleet.
The Kuril Islands form a volcanic archipelago of 56 islands stretching 1,300 kilometers from the Kamchatka Peninsula to the northern Japanese island of Hokkaido. These islands separate the Sea of Okhotsk from the Pacific Ocean and sit along the Pacific Ring of Fire, experiencing frequent seismic activity. At least 100 volcanoes exist across the chain, with approximately 40 considered active. The Kuril-Kamchatka Trench, running parallel to the islands' eastern shore, descends to depths exceeding 10,500 meters. The islands' sovereignty remains disputed with Japan, which claims the four southernmost islands. Population across the Russian-administered islands totals approximately 20,000, concentrated primarily on Iturup and Kunashir.
Lake Ladoga, located northeast of Saint Petersburg, covers 17,700 square kilometers, making it Europe's largest lake by area. Maximum depth reaches 230 meters. More than 660 islands dot the lake, with Valaam Island hosting a monastery complex dating to the fourteenth century. The Neva River, only 74 kilometers long, drains Ladoga into the Gulf of Finland, flowing through Saint Petersburg. During World War II, the frozen lake provided the Road of Life, an ice road that served as the only supply route to besieged Leningrad during winters from 1941 to 1944. Lake Onega, the second-largest lake in Europe at 9,700 square kilometers, lies further east and connects to Ladoga through the Svir River.
The Altai Mountains in southern Siberia span the convergence of Russia, Mongolia, China, and Kazakhstan. The Russian portion, designated the Golden Mountains of Altai UNESCO World Heritage Site, covers approximately 16,178 square kilometers across three protected areas: Altaisky Nature Reserve, Katunsky Nature Reserve, and the Ukok Plateau. Mount Belukha, the highest peak in the Altai range, reaches 4,506 meters and maintains permanent snow and glaciers. The region contains taiga, steppe, and alpine meadow ecosystems within relatively small horizontal distances due to dramatic elevation changes. More than 1,500 glaciers exist in the Russian Altai, with a combined area exceeding 900 square kilometers.
The Sayan Mountains consist of the Western Sayan and Eastern Sayan ranges, forming an arc along the border between Siberia and Mongolia. The Western Sayan stretches approximately 650 kilometers and reaches maximum elevation at Mongun-Tayga (3,976 meters), while the Eastern Sayan extends roughly 1,000 kilometers with peaks exceeding 3,400 meters. These mountains capture moisture from westerly air masses, creating forested slopes that contrast sharply with the steppe regions to their south. The Sayano-Shushenskaya Dam on the Yenisei River, constructed between 1963 and 2000, stands 242 meters high and generates 6,400 megawatts from ten turbines, making it Russia's largest power plant by installed capacity.
The Ob River, formed by the confluence of the Biya and Katun Rivers in the Altai, flows 3,650 kilometers northward to the Gulf of Ob in the Arctic Ocean. The river's watershed covers 2,990,000 square kilometers, the sixth-largest river basin on Earth. The Ob's width varies dramatically, from less than one kilometer in some stretches to more than 50 kilometers during spring floods in the lower reaches. Ice cover typically lasts from late October or early November until April or May, with ice thickness reaching 150 centimeters. Novosibirsk, Siberia's largest city with a population exceeding 1.6 million, sits on the Ob's banks. The Novosibirsk Reservoir, created by a dam completed in 1959, extends 200 kilometers upstream and provides water supply, hydroelectric power, and recreation.
The Yenisei River ranks as the largest river system flowing into the Arctic Ocean, with an annual discharge of approximately 600 cubic kilometers. The river flows 3,487 kilometers from its source in Mongolia to the Kara Sea. The Yenisei divides Siberia into two nearly equal sections, with the West Siberian Plain to its west and the Central Siberian Plateau to its east. Krasnoyarsk, a city of more than 1 million inhabitants, occupies both banks of the Yenisei at approximately 56°N latitude. The Krasnoyarsk Dam, completed in 1972, created a reservoir extending 388 kilometers upstream and generates 6,000 megawatts. Winter temperatures along the middle Yenisei average -20°C to -25°C, while summer temperatures frequently exceed 25°C.
The Amur River forms much of the border between Russia's Far East and northeastern China, flowing 2,824 kilometers from the confluence of the Shilka and Argun Rivers to the Tatar Strait. The river's watershed covers 1,855,000 square kilometers, split roughly equally between Russian and Chinese territory. The Amur experiences dramatic seasonal variation, with flow rates ranging from approximately 900 cubic meters per second in winter to more than 30,000 cubic meters per second during summer floods. The river supports more than 130 fish species, including the kaluga sturgeon, which reaches lengths exceeding five meters. Khabarovsk, situated at the Amur's confluence with the Ussuri River, serves as the administrative center of Khabarovsk Krai and contains approximately 617,000 inhabitants.
The Kola Peninsula extends northward between the White Sea and the Barents Sea, lying almost entirely within the Arctic Circle. The peninsula covers approximately 100,000 square kilometers and contains some of the oldest rocks on Earth, with formations dating to the early Precambrian, more than 2.5 billion years ago. The Khibiny Mountains in the peninsula's center reach 1,200 meters and contain large deposits of apatite and rare earth elements. Murmansk, situated on the Kola Bay at 68°58'N, is the world's largest city north of the Arctic Circle, with a population approaching 300,000. The North Atlantic Current keeps Murmansk's port ice-free year-round despite its Arctic latitude, making it strategically important for Russia's Northern Fleet.