Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

The celebrated eyesore created by starry-eyed sweethearts.

This facility has manufactured stunning tapestries for France's royalty ever since the 17th century.

The narrowest street in Paris.

What if all public housing projects had been designed by "the Pygmalion of modern architecture," not only their prototype?

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

This giant roadside fruit is home to an array of apple-based treats.

Lake within a lake.

This water-locked cliff face is covered in hundreds of ancient pictographs.

One of Mother Nature’s geological gems, home to many prehistoric fossils.

These strikingly barren, rolling red hills were caused by bad farming practices.

This 40-room dwelling tucked within a cliff was built by the basin's prehistoric residents.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

A spiritual vortex among the red rocks in Sedona.

An homage to everyone's favorite prehistoric cartoon family.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

This whimsical fountain pays tribute to Toronto's four-legged friends.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'