The deepest lake on Earth contains 20% of the world's unfrozen freshwater, with crystal-clear water reaching depths of 1,642 meters and a unique ecosystem of rare species.
Lake Baikal, a UNESCO site in southern Siberia, contains one-fifth of the planet’s unfrozen freshwater. In winter, the ice becomes clear enough to see 40 meters below, with geometric shapes forming on the surface. Between January and March, you can drive a 12-kilometer ice route to Olkhon Island, passing frozen caves and the Three Brothers rock formation. Summer months let you hike trails through Siberian pine forests or join boat tours to observe the lake’s freshwater seals. The village of Khuzhir provides access to this ancient lake, which stretches 636 kilometers between mountain ranges.
Driving the Winter Ice Road to Olkhon Island
Crews create a 12-kilometer road on the ice each winter, linking the mainland near Kurkut to Irkutskaya Guba on Olkhon Island. The route opens when the ice reaches 60 centimeters thick, usually from mid-February through March. Cars and small trucks under 10 tons can use the road daily between 9 AM and 6 PM. Guides take small groups on foot to areas with frozen methane bubbles and cracks that appear blue-green in sunlight. Near Cape Hoboy, you’ll see towering ice slabs shaped by wind and currents. In Khuzhir village on Olkhon, you’ll find guesthouses and cultural sites like sacred rock shrines covered with prayer ribbons.
Hiking Trails and Boat Tours in Summer
Trails through the Baikal Mountains open from June to September, winding through Siberian pine and larch forests. A popular day hike from Listvyanka village leads to Chersky Rock, where you can see where the Angara River begins. Boats leave from Turka and Baykalsky Priboi, taking visitors to Chivirkuy Gulf where shallow areas warm to 20°C in summer. Fishermen catch omul, a local whitefish often smoked and sold at roadside stands. Multi-day cruises stop at Zmeinaya Bay, where natural hot springs let you soak in 45°C water near cedar trees.
Wildlife Found Only in Baikal
Over 3,500 species exist nowhere else, including the golomyanka—a pale fish that births live young and melts when exposed to air. Baikal seals often rest on rocks near Ushkany Islands, visible during guided kayak trips. Tiny crustaceans called epischura keep the water clear by filtering particles, similar to distilled water. Researchers at Listvyanka’s Limnological Museum explain how deep-water sponges prevent algae overgrowth. The Barguzinsky Nature Reserve protects moose, bears, and sable across 12,000 square kilometers of forests near the shore.
Local Culture and Buryat Practices
Buryat families near the eastern shore invite guests into round felt tents to try buuzy dumplings and salty milk tea. The Ivolginsky Datsan monastery, 77 kilometers from the lake, displays the preserved body of a Buddhist teacher and organizes ceremonial mask dances. Guides at Olkhon’s Shamanka Rock tell stories about spirits believed to control the lake’s winds. During summer festivals in Ust-Barguzin, locals compete in archery and horse races on open grasslands. In Ulan-Ude, workshops teach traditional throat singing and how to carve symbols into stones from the lake.
Protecting the Lake’s Ecosystem
Pollution from the former Baykalsk Pulp Mill still affects the southern part of the lake, visible as discolored patches from above. Groups track problems like invasive algae and decreasing fish numbers caused by overfishing and climate shifts. Rangers in Pribaikalsky National Park require campers to remove all trash, with no exceptions. Volunteers in Bolshiye Koty collect plastic waste from beaches and replant native grasses along the shore. UNESCO’s 1996 protections ban factories and major construction within 88,000 square kilometers around the lake.
Limnological Museum in Listvyanka
This museum uses interactive models to show how tectonic shifts created Lake Baikal over 25 million years. Live seals swim in tanks, while microscopes reveal tiny algae with glass-like shells. A simulation takes you 1,600 meters down to explore underwater vents that leak oil and gas. From the rooftop telescope, you can spot details on the Khamar-Daban mountains across the water. A short walk leads to St. Nicholas Church, built in the 1800s with icons saved from villages flooded by dams.