On the coast of Sardinia, a once-great mining village is finding new life as a coastal resort town.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

A beautiful stretch of Bangladeshi river known for its high quality sand is possibly more remarkable for its color changing water.

The hermits of Karoulia protect their asocial lifestyles by living on the vertical face of a treacherous precipice.

For those with no fear of heights: a skywalk 4,700 feet up on a Chinese mountain.

World's largest cave was only discovered in 1991, and now offers tours to the public.

Monasteries on rock pillars, once accessible only by frayed ropes.