WARNING DISTRESSING CONTENT. Vladimir Putin has headed off to a his secret mountain retreat in Siberia where he is said to ...

Well, the select club of epic walls might get another addition: the Siberia Wall in the Altai Mountains. Today, the wall system is barely visible, but it must have been truly humbling in its time.

shows a wild Siberian tiger confidently striding through a snow-clad landscape. It’s the first time the mighty tigers have been seen in the hinterlands of the Changbai Mountains in three decades ...

This story appears in the July 2013 issue of National Geographic magazine. In the Altay Mountains of southern Siberia, some 200 miles from where Russia touches Mongolia, China, and Kazakhstan ...

Russian President Vladimir Putin reportedly took a secret break at a mountain hideout over the remote Altai region in Siberia ...