The Sydney Skyline is seen before the lights are switched off for Earth Hour on March 26, 2011 in Sydney, Australia. Earth Hour encourages individuals around the world to turn off their lights for one hour at 20:30 local time on March 26, 2011 to take a stand against climate change. The largest Earth Hour was in 2010 when 128 countries participated.

A local resident of Red Hook, Betty Walsh, crosses a flooded street in Red Hook August 28, 2011 in the Brooklyn borough of New York City. While Hurricane Irene has been downgraded to a tropical storm, it has knocked out power to more than 3 million people and is attributed to 15 deaths as it travels up the Eastern seaboard. (Photo by Robert Nickelsberg/Getty Images)

A Chinese man made up like “Wutu” which means tiger in ancient time, dances during an annual exorcism ceremony of the local Tu ethnic minority group at Nianduhu Village on December 31, 2004 in Tongren County, northwest of China. (Photo by China Photos/Getty Images)

Shetland ponies wearing cardigan sweaters are the official ambassadors of Visit Scotland tourism campaign. Photographer Rob McDougall captured two cute ponies named Fivla and Vitamin dressed in traditional Fair Isle Scottish cardigans to celebrate the Year of Natural Scotland.Their onesies were made out of Shetland wool by a local knitter Doreen Brown. The ponies live at the Thordale Shetland Stud Centre.

Felice Varini is a Swiss artist who was nominated for the 2000/2001 Marcel Duchamp Prize, known for his geometric perspective-localized paintings in rooms and other spaces, using projector-stencil techniques. According to mathematics professor and art critic Joël Koskas, “A work of Varini is an anti-Mona Lisa”.

Kokeshi dolls these traditional wooden figurines were said to have been originally made as souvenirs to sell to people visiting the local hot springs in Northern Japan. Although there are about 10 different styles, each doll is made with an enlarged head and cylindrical body with no arms or legs.