World's most dangerous tourist attractions

Half Dome, Yosemite National Park, California

Climbing to the summit of the Half Dome in Yosemite National Park is one of the most famous day hikes in the United States, but thanks to its popularity the area is often crowded, with scores of tourists waiting their turn to reach the peak. The almost vertical climb to the top has cables to help hikers make their way to the top. According to hikehalfdome.com the peak sees an average of 12 - 15 deaths each year.