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Mendenhall Ice Caves of Juneau in Alaska, United States

Mendenhall Ice Caves of Juneau in Alaska, United States The cave lies beneath the Mendenhall Glacier and it melts as you walk through it. 27 Surreal Places To Visit Before You Die

The House of the Bulgarian Communist Party on Mount Buzludzha

This in not an UFO - The Best Photos of 2012 A man walks inside of the crumbling oval skeleton of the House of the Bulgarian Communist Party on mount Buzludzha in central Bulgaria on March Image: Dimitar Dilkoff/AFP/Getty Images

When Are People Most Likely Completing Surveys?

It's our job to help you make better decisions, so to help us help you get your survey results faster, we took a look at when people are taking your surveys.

Darangee Village (경상남도 남해 가천 다랭이마을)

CNN Travel: 50 beautiful places to visit in Korea As these spectacularly photographic spots show, if you've only been to Seoul, you're missing out big time

Caribou Tracks, Gates of the Arctic National Park and Arctic National Wildlife Refuge, Alaska

World's Best Hikes: 20 Hikers' Dream Trails-Caribou Tracks, Gates of the Arctic National Park and Arctic National Wildlife Refuge, Alaska

Daily caffeine consumption for Koreans

Korean children get most of their caffeine from soda while adults consume the stimulant mostly from instant coffee mix, according to a study based on the annual state survey of public health in