George R.R. Martin, Lena Headey, Sophie Turner, and other cast and crew of Game of Thrones have faced the winds of winter – or anyway, a bucket of ice water – with the popular charity challenge. HBO’s Game of Thrones gives fans chills in every episode. But as the Ice Bucket Challenge for ALS research has exploded across the internet, the cast and crew of the shocking show gave themselves goosebumps as they stepped up to get soaked.

A prototype battery-powered plane, called Greased Lightning or GL-10 is pictured flying at NASA's Langley Research Center in this undated handout photo obtained by Reuters May 1, 2015. The plane, which has 10 engines and can take off like a helicopter and fly efficiently like an aircraft, is currently in the design and testing phase. (Photo by Reuters/NASA)

“Cossacks are a group of predominantly East Slavic people who originally were members of democratic, semi-military communities in Ukraine and Southern Russia. They inhabited sparsely populated areas and islands in the lower Dnieper and Don basins, and played an important role in the historical development of both Ukraine and Russia”. – Wikipedia

Photo: Кубанский казачий хор (Kuban Cossack chorus) - Розпрягайте, хлопцi, коней (Unharness The Horses, Guys!) – Ukrainian

Wise Guys & Die Klasse der Auszubildenden zum Forstwirt der Lehranstalt für Forstwirtschaft in Bad Segeberg – Sägewerk Bad Segeberg

Кубанский казачий хор (Kuban Cossack choir) – Ойся ты ойся. Казачья лезгинка (Cossack lezginka)

Russian illustrator from South West of Siberia Artem Chebokha creates surreal digital paintings that have a peaceful yet grandiose feel to them.

California-based photographer Seth Casteel made his name taking photographs of dogs underwater, but before that, he was snapping cats on land.