As the Dead Sea continues to deplete, massive sinkholes open along its banks.

This spot in St. Louis, marked with a simple sign, has seen more pro baseball than just about anywhere else in the world.

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

A classic carnival ride that was carved to be untouchable.

Home to items never before seen by the public.

Men and special assistants stand by the road to sell the day's catch in this lakeside village.

Unique Armenian monastery from the 13th century, reclaimed by nature but still welcoming visitors.

This medieval manuscript collection has some of the most obscure and ancient texts in the world.

China's most famous acrobatics act.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

The world's largest frame offers spectacular views of the city's past and present.

Ancient serpentine sacrifice holder that has stood the test of time.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

Mining caused an asbestos emergency in this small town.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The iconic remains of the original Academic Hall that burned down in 1892.

Entombed in this strange, white stone hill are the deadly remains of radioactive weapons production.

A sculpture of a giant man escaping from the depths of the Earth.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

Less a museum than a bizarre fantasy world created by artists and engineers.

This newly renovated Soviet-era outdoor exhibition center is bigger than the principality of Monaco.