Dangerous Glass Walkway On Tianmen Mountain, Hunan, China.

Gondolas at sunset in Venice, Italy

Traditional cottage in Killarney National Park, Ireland

Spiral Staircase Slide, Barrington, Illinois

Bryce Canyon National Park, Utah

Five Fingers viewing platform on Krippenstein Mountain, Austria

by profmpc on Flickr.The remains of Vijayanagara city, in Hampi village, Karnataka state, India.

by Tannachy on Flickr.Wilkin river and Mount Pollux in Mount Aspiring National Park - South Island, New Zealand.

Arches, St. John's College, Cambridge, England

by b.four on Flickr.Lac de Morgon, Alpes Maritimes - Provence Alpes-Cote d'Azur, France.

Turquoise, Lake Sauris, Friuli, Italy