Warm water in wild places

The springs atlas

Wild backcountry springs, color-shifting geothermal monuments, and resort pools fed by ancient volcanic heat — sorted by type, mineral and access.

1,014

Springs gathered

9

Soakable (curated)

3

Free to enter

Wild springs

Cascate del Mulino
Wild Spring Free

Saturnia, Tuscany, Italy

Cascate del Mulino

Travertine waterfalls at exactly 37°C. Free. Tuscan. Eternal.

37°C 294 m Sulfur
Kerosene Creek
Wild Spring Free

Rotorua, Bay of Plenty, New Zealand

Kerosene Creek

A warm thermal river through a redwood forest. Free, unmarked, and perfect.

38°C Sulfur
Landmannalaugar Hot Spring
Wild Spring Free

Fjallabak Nature Reserve, Iceland

Landmannalaugar Hot Spring

A free wild spring at the start of the Laugavegur trail. Rhyolite mountains, no facilities.

37°C 600 m Sulfur

Developed resorts

Blue Lagoon
Developed Resort

Reykjanes Peninsula, Iceland

Blue Lagoon

Opaque blue-white water in a field of black lava. Nothing else looks like this.

39°C 8 m Silica
Grutas de Tolantongo
Developed Resort

Hidalgo, Mexico

Grutas de Tolantongo

Turquoise thermal rivers through limestone caves. One of the most visually extraordinary springs anywhere.

42°C 900 m Calcium carbonate
The Springs Resort — Mother Spring
Developed Resort

Pagosa Springs, Colorado, United States

The Springs Resort — Mother Spring

The deepest geothermal hot spring on earth. Over 1,000 feet deep. 50+ pools on the San Juan River.

90°C 2,172 m Sodium
Termas Geométricas
Developed Resort

Villarrica, Los Ríos, Chile

Termas Geométricas

Twenty pools in a red-boarded gorge in the Andes. The most beautiful thermal bath design in South America.

40°C 640 m Sulfur

Natural monuments

Grand Prismatic Spring
Natural Monument

Midway Geyser Basin, Yellowstone, United States

Grand Prismatic Spring

The largest hot spring in the US. A rainbow of heat-loving bacteria. Do not touch the water.

Visual only 2,224 m Silica
Hierve el Agua
Natural Monument

Oaxaca, Mexico

Hierve el Agua

Petrified waterfalls of mineral-white stone 30 metres above the valley. Nothing else on earth looks like this.

22°C 1,520 m Calcium carbonate
Pamukkale Travertine Pools
Natural Monument

Denizli Province, Turkey

Pamukkale Travertine Pools

Cotton Castle. White calcium terraces built by thermal water over ten thousand years.

36°C 200 m Calcium carbonate

The above are hand-picked. The full atlas holds 1,014 hot springs worldwide.

Browse all 1,014 springs →