The world’s largest, oldest and deepest freshwater lake is an ancient body of water in Russian Siberia called Lake Baikal. The lake is more than a mile deep and frozen year-round.

Russian photographer Kristina Makeeva took some amazing images of this landmark, toying with reflections off the ice to capture varying shades of blue.

Continue on for breathtaking photos of the wintery escape and don’t forget to follow Makeeva on Instagram at @hobopeeba for more of her work.