Ik Kil Cenote in Yucatan Peninsula, Mexico
by T J on Flickr.Summer walk on the shores of Lake Louise in Banff National Park, Canada.
Curtain of vines and blooms at Ik-Kil Cenote, Mexico
Jungle stairs to Ciudad Perdida, Colombia
Considered to be one of the most beautiful caves in the world, Jeita Grotto, Lebanon.