This small memorial is almost as well concealed as Smalls himself was on the night he sailed to freedom.

A Buddhist temple covered in intricate designs and carvings made out of seashells and pieces of coral.

In the middle of a busy residential neighborhood, a small roofless church being reclaimed by nature.

Hidden in this modern shopping center is a relic of 16th-century capital punishment.

The world's longest bridge fountain has hundreds of nozzles that create a beautiful, illuminated spectacle.

The shockingly unspoiled Peruvian tomb of the Lord of Sipan was once guarded by a footless warrior.

A Maori village obliterated by an 1886 volcanic eruption.

An architectural marvel that dates back to the zenith of Indian architecture.

An indigenous ethnobotanist runs this brunch spot celebrating Australia’s native flavors.

A statue commemorating a 16-year old girl's nighttime ride to raise a militia against attacking British troops.

Perhaps the most spectacular grotto along the Algarve coastline.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

The approximate spot where the last Grand Master of the Knights Templar was put to death.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Indents in the pavement are all that remain from a grisly death machine in Paris.

This massive library holds what was once the largest book collection in the world.

France's most famous cemetery, with some of its most curious tombs.

This eclectic sanctuary is a hodgepodge of various architectural styles, all crammed into one building.

Overlooking a Scottish loch, this beautifully crumbling castle once inspired a poem by William Wordsworth.

Hidden above a drug store on a nondescript corner of Lincoln Heights is a private clubhouse for intrepid explorers.

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

Known as the site of 'El Dorado,' this mysterious lake is rumored to hold gold beneath its waters.

The last Viking king of Denmark is buried inside the crypt of this cathedral.