Silfra Fissure
Iceland – Þingvellir, Iceland
Glacial meltwater between two tectonic plates, with visibility that can pass 100 m.
- Open Water
- Fissure
Iceland – Þingvellir, Iceland
Glacial meltwater between two tectonic plates, with visibility that can pass 100 m.
Iceland – Þingvellir, Iceland
Rock formations
down to 70 m
Eyjafjörður (Strýtan), Iceland
A 50 m mineral chimney rising from the fjord floor and venting 72 °C fresh water; Iceland's first underwater protected area.