Our reporter goes through days of sleeping on ice and survives a Baikal earthquake. Baikal Trip Diary, Day 1

Valuable obsidian travelled during Early Holocene times from Lake  Krasnoe in Chukotka to Zhokhov Island deep in the Arctic.

Siberian goggles among the world’s earliest eyewear to prevent winter blindness from the sun’s piercing reflection.

Urgent measures underway to evacuate residents of remote villages after flood threat caused by rising water above new ‘dam’.

Former paratrooper conscript Timofey Menshikov wanted to escape modern life - and vodka - now faces reunion with family he left behind.