Frustration of the German attempt to capture Leningrad, 1941, the besieging of the city.

A look at the past, present and future of NATO, which has shaped Europe's security and defense policies since 1949.

Tar pits form as petroleum seeps to the surface through fissures in the Earth’s crust, leaving viscous asphalt pools. To make Tar Pits Film, Jennifer West threw a strip of film into the La Brea Tar Pits in Los Angeles, still-bubbling asphalt pools which have seeped from the ground for tens of thousands of years. The film was then ridden over hot asphalt by a motorcycle and drenched in other substances including thick mayonnaise and body lotion.

Larry "Tree" Lonik takes you on a journey through the obviously addictive and life changing hobby of Morel Mushroom harvesting.