A Dutch passageway's artistic, aquatic-themed makeover pays tribute to the capital city's famed waterways.

Lyon's miniature version of the Eiffel Tower was built as a statement in support of French secularism.

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

This 600-year-old home seems to defy physics.

A tiny chapel clings to a precipice above Germany’s gemstone capital.

World's largest barrel containing an inn.

Whitewashed mosque contains the world's largest carpet.

Feed it cash, get your very own gold bar.

The largest falcon hospital in the world, caring for over 6,000 feathered patients every year.

This enormous sports car themed amusement park is home to the world’s fastest roller coaster.

This mysterious abandoned fort looks like something pulled right from Arabian legend.

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

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

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

This indoor ski resort has a mountain contained inside a mall.

A superb spot to appreciate the traditional boats of the Indian Ocean.

The enormous diamond-shaped building packs a trove of academic and literary treasures into one futuristic space.

This seemingly random 30-foot statue of an oryx in Qatar's capital was a mascot for the 2006 Asian Games.

An archaeological site believed to be the burial place of the "mother of us all."