Head 2 Head: Hot Springs

Credit: Milla Zinkova

3. Hot

Grand Prismatic Spring

The famous Yellowstone Park hydrotherm has a bathwater outer edge, between 30-40 Celsius

2. Hotter

Frying Pan lake

Edge temperatures of the biggest hot spring in the world reach around 50 Celsius (86 – 104F).

3. Hottest

Boiling Lake

Dominica’s World Heritage site has a flooded fumarole that can hit 92 Celcius (197.6 Farenheit) at its outer edge.