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Hunting for an Angel

A team of scuba divers from Russia explores under the ice to find sea angels in the chilly White Sea.

Invasive Green Slime is Taking Over Lake Baikal

Green slime — an invasive Spirogyra algae — is taking over Siberia’s Lake Baikal, the world’s largest freshwater lake.

Scuba Diving in the Baltic Sea: Dive Conditions, Gear and Tips for Photography

Follow in the footsteps of Nat Geo photographer Viktor Lyagushkin and dive Russia's Baltic Sea. But before you go, here's what you need to know.

Scuba Diving Shipwrecks in the Baltic Sea - Underwater Exploration in Russia

The amazing story and photos from the underwater exploration of Imperial Russia’s frigate Oleg shipwreck by National Geographic photographer Viktor Lyagushkin.