A performer of the Haunt House is scaring visitors during Halloween, in Caddo Mills, Texas on Wednesday night. Thousands of people visit haunted houses across the country each year around Halloween.

People in costumes take part in a performance ahead of Halloween celebrations in Santiago, Chile, Oct. 31, 2012.

Halloween costume contestants parade before judges at a local park in Johannesburg, South Africa, Oct. 31. Locals gather to 'trick or treat' and show off their costumes.

A woman dons a witch's hat during a Halloween party at Tierpark Berlin in Berlin, Germany, Oct. 31.

Students in costume dance after the annual Fall Festival Costume Parade at Janney Elementary School in Washington, D.C., Oct. 31.

A young supporter of presidential candidate Mitt Romney is dressed as "Super Romney" at a campaign rally in Reno, Nevada, on Oct. 24.

A supporter dressed in costume is seen cheering during a campaign event for President Barack Obama at City Park in Denver, on Oct. 24.

Feeders dressed as giant pandas give a physical examination to a giant panda at the China Conservation and Research Center for the Giant Panda on February 3, 2011 in Wolong Nature Reserve, Aba Tibetan and Qiang Autonomous Prefecture of Sichuan Province, China.

Feeders dressed as giant pandas prepare to give a physical examination for a giant panda.