Photographer Martin Schoeller examines the visual nuances of twins. Schoeller was born in Munich, Germany in 1968, studied photography at Lette Verein in Berlin and lives in New York. (Photo by Martin Schoeller)

Stuff On Scout's Head is a Tumblr which does what it says on the tin. Scout's owner – for Scout is a dog – puts stuff on Scout's head. And then photographs him.

Jeff Friesen's photography project entitled 'The Canadian: Ghost Train Crossing Canada' appears to show a train crossing Canada - but, in fact, the train is just two inches tall. His work captures the travels of a scale model vintage 1955 streamliner passenger train against picturesque landscapes.

Models pose backstage ahead of the Review of Australian Fashion Week show as part of Mercedes Benz Fashion Festival Sydney 2011 at Sydney Town Hall on August 24, 2011 in Sydney, Australia. (Photo by Lisa Maree Williams/Getty Images)

Meerkats at ZSL (Zoological Society of London) London Zoo received an early Christmas gift from their keepers of home-made crackers filled with meal worms and locusts on December 17, 2009 in London, England. (Photo by Oli Scarff/Getty Images)

A chef cooks raw dog meat at a restaurant on July 5, 2005 in Gwacheon, South Korea. Dog meat is a traditional dish in Korea dating back to the Samkuk period (period of the three kingdoms BC 57 – AD 668). Although many recipes existed historically for dog meat, now chefs only make soups, or dishes using boiled or roasted meat. Koreans traditionally eat dog meat on the hottest day of the summer, for it's reputed benefits of virility, invigoration and health. (Photo by Chung Sung-Jun/Getty Images)