The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

This mysterious but iconic tapered tower appears in many Azeri fairytales and legends.

Mysterious hillside with a continuously burning natural fire.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

A massive collection of petroglyphs dating back some 40,000 years.

An important Mayan religious and trading center dating back to 200 BC.

Once a strategically imperative naval base, portions of this Bermuda dock complex now serve cruise ships.

The larger of two volcanic peaks rising out of the crystalline waters of the Caribbean.

Commercial airplanes land mere feet over the heads of sunbathing beachgoers on this tiny island.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

An Iron Age fort on the edge of a seaside cliff offers a glimpse into an ancient, mystical world.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

A public work of art that also provides some relief from the summer heat.

A whimsical bridge adorned with decorative dragons.

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."

Colorful umbrella-covered trees in Singapore's Little India look straight out of Dr. Seuss.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

Singapore's landscaping project is home to 18 incredible Supertrees.