Lake Uvs

Lake Uvs (Uvs Nuur) is the largest lake by surface area in Mongolia, a vast, shallow, highly saline inland sea spread across the basin of Uvs Province in the far northwest of the country. Most of the lake lies in Mongolia, with a small northern portion in the Tuvan Republic of Russia. It is often described as a gigantic inland sea sitting in the middle of the desert: roughly five times saltier than the ocean, the water supports no fish or other aquatic life, and the surrounding shore is a mix of salt flats, marshes, dunes and steppe.

What makes Lake Uvs distinctive is its role at the heart of the Uvs Nuur Basin, one of the most ecologically remarkable places in Central Asia and a UNESCO World Heritage Site. Within a relatively small area the basin packs together desert, steppe, wetland, forest and glaciated mountains, and it experiences one of the widest temperature ranges on Earth. The lake itself is a magnet for migratory and breeding birds — geese, ducks, swans, gulls and waders gather along its shores and in the marshes — making it a prized destination for birdwatchers, naturalists and travellers seeking genuine wilderness far from any crowd.

The climate of the basin is extreme: Uvs is considered the coldest province in Mongolia, with winter lows around −45°C, while summers can reach +40°C. The realistic visiting season is June to early September, with spring and autumn best for migrating birds and summer warmest for general travel. There are no settlements on the lake itself — only herder camps and the small sums of the basin — so the practical base is Ulaangom, the provincial capital, about 15–20 minutes' drive from the nearest shore.

By Plane

The nearest airport is Ulaangom Airport (IATA: ULO), about 13 km outside Ulaangom city and roughly 25–35 km from the lake. Ulaangom is served by flights from Ulaanbaatar (and a one-way service from Ölgii) on AeroMongolia and Hunnu Air. From the airport, take a taxi into Ulaangom and arrange onward transport to the lakeshore from there.

By Car / Road

The lake is reached overland from Ulaangom, the provincial capital, about 15–20 minutes' drive from the nearest accessible shore. The route runs over unpaved steppe tracks; a vehicle with reasonable clearance is needed, and a 4WD with a local driver is best, as there are no road signs and the marshy margins can be hard to read. To reach Ulaangom in the first place, summer buses run daily from Ulaanbaatar (₮100,000 standard / ₮160,000 VIP, around 24–28 hours), and shared jeeps connect with Hovd (about ten hours). From Ulaangom, hire a jeep or join a tour for the lake; there is no scheduled public transport to the shore itself.

There is no public transport, walking infrastructure or ride-hailing at the lake. Getting around means the 4WD and driver that brought you, plus walking the shore and dunes once you reach a chosen spot. Because the lake is huge and its margins are marshy and salt-crusted, a local guide is genuinely useful for finding firm access points, the best birdwatching areas and herder camps. Distances around the basin are large — plan each day's route in advance with your driver, and carry enough fuel, food and water.

The lake and wetlands

• Lake Uvs (Uvs Nuur) — The centrepiece: a vast saline inland sea, Mongolia's largest lake by area, ringed by salt flats, marshes, dunes and steppe. Open access; no ticket booth, though a basin or protected-area fee may be collected.
• Shoreline marshes and reedbeds — The wetlands fringing the lake are the richest areas for birdlife, with geese, ducks, swans, gulls and waders especially numerous on migration.

Landscapes of the basin

• Salt flats and sand dunes — The arid, salt-encrusted shore and dune fields make a stark, photogenic landscape, a true desert beside a sea.

• Mountain backdrop — The glaciated peaks of the Kharkhiraa–Türgen massif rise to the southwest, framing the basin and offering long views from the lakeshore.

• Birdwatching — The headline activity: with binoculars and a guide, watch waterfowl and waders along the shore and in the marshes, best during the spring and autumn migrations.

• Nature and landscape photography — The combination of saline sea, salt flats, dunes and distant snow peaks is outstanding, especially at sunrise and sunset.

• Shore walks and dune hikes — Explore the lakeshore and climb the surrounding dunes for wide views over the water.

• Visiting herder camps — Families living around the basin offer a glimpse of life in this extreme desert-and-water landscape.

• Stargazing — With no light pollution for hundreds of kilometres, the night skies over the basin are exceptional.

There are no restaurants at Lake Uvs. Visitors bring their own food and cook with their group, or eat with herder families when a homestay is arranged. Provisions should be bought in Ulaangom.

• Self-catering — Carry staples, snacks and a stove; this is the standard approach for anyone camping by the lake.
• Homestay meals — Herder families serve home-style Mongolian fare: mutton, milk tea, buuz (steamed dumplings) and dairy products such as aaruul (dried curds).
• Dining in town — For a proper meal, the canteens and the Onkhruush café-bakery in Ulaangom are the realistic option.

Vegetarians should plan ahead and carry their own food; meat-free and gluten-free options are not available at the lake.

There is nowhere to buy drinks at the lake, so carry plenty of water. The lake water is salt and undrinkable — far too saline even to treat — so bring all your drinking water from Ulaangom, or treat water from the freshwater streams and rivers that feed the basin. Herder families may offer süütei tsai (salty milk tea) and, in summer, airag (lightly alcoholic fermented mare's milk). For bars and cafés, you will need to return to Ulaangom.

• Budget: Camping with your own tent is the most common way to stay — pitch on the shore or among the dunes; it is free, but bring everything you need and practise leave-no-trace. Informal herder homestays around the basin offer a bed in a ger with meals, typically around ₮25,000–60,000 per person per night, arranged through a guide.
• Mid-range: Seasonal tourist ger camps sometimes operate near the lake or elsewhere in the basin in summer, offering gers with beds and shared facilities; availability is limited and they close in the cold months. For hotels, Ulaangom has the Achit Nuur Hotel & Restaurant and other options.

There are no shops, markets or craft stalls at the lake — buy all food, water, fuel and supplies in Ulaangom before setting out; the town's central market and shops around Tsedenbal Square are the place to stock up. Herder families around the basin may sell small handmade items such as felt goods and woollens; buying directly supports them, and prices are modest with little bargaining expected. Do not rely on finding anything to buy at the lake itself.

• Ulaangom (15–20 min by car) — The provincial capital and natural base, with the airport, market, museum and hotels.
• Üüreg Nuur — A strikingly clear, deep lake in the mountains to the west.
• Achit Nuur — The largest freshwater lake in Uvs, good for fishing and birdlife.
• Kharkhiraa Uul and Türgen Uul — The twin glaciated peaks southwest of Ulaangom, prime trekking country.
• Khyargas Nuur National Park — Another large saline lake to the southeast, with hot springs nearby.
• Tsagaannuur (Uvs) — A small sum near the lake's western end, not to be confused with the Tsaatan settlement of the same name in Hövsgöl.