Crossing a suspension bridge above a forest is the only way to reach this 12th-century monastery.

Mysterious library of an infamous financier and spiritual seeker.

One of the most remarkable caves in all of Iceland was created by a once raging river of lava.

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.

This Elizabethan hedge maze is one of only six in North America.

Cairns built to bring travelers good luck stretch across the land like miniature stone mountains.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

A winding, blood-red tunnel of hardened lava navigable by foot.

This scenic waterfront swimming pool is the longest salt water pool in North America.

The oldest building in Vancouver's Chinatown is now home to one of Canada’s largest contemporary art collections.

A unique spiral staircase that doesn't quite make it up to the top floor.

Experience park where visitors are told to expect the unexpected.

These Japanese gardens are blankets of light for dark winter nights.

One of the world’s longest pedestrian suspension bridges.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.

This spectacular bridge supported by two gigantic hands looks like something out of a fantasy universe.

There is an unmarked red button hidden over Houston's Buffalo Bayou that is just begging to pushed...

Perhaps the most spectacular grotto along the Algarve coastline.

Dead weights honor the dead of Portugal's fishing industry.

This magical-looking island is notorious for the misfortunes suffered by its owners.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.