In pictures: Crossing the world's deepest lake
Oleg BoldyrevLake Baikal, the world's deepest, offers astounding views along its shoreline - and winter tours of its frozen expanse have become increasingly popular.
With some trepidation, Oleg Boldyrev walked, and even rode, across the multi-coloured ice.
Oleg Boldyrev
Oleg Boldyrev
Oleg Boldyrev
Oleg Boldyrev
Oleg Boldyrev
Oleg Boldyrev
Oleg Boldyrev
Oleg Boldyrev
Oleg Boldyrev
Oleg Boldyrev
Oleg BoldyrevAll photographs courtesy Oleg Boldyrev.
