Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

This massive blockhead sculpture hides an entire library.

Ancient Phoenician and Roman tombs carved into the rock overlook the Moroccan coastline.

The tomb of one of the greatest travelers in history.

Writers such as Paul Bowles, William Burroughs, and Samuel Beckett frequented this Tangier bookstore.

Local authorities nearly destroyed this mural before a viral video rallied international support to save it.

Known to backpackers as the "Steps of Doom," this walkway carved into the side of a seaside cliff leads to the Roman Tombs.

A scenic UNESCO site that doubles as a habitat for various forms of wildlife.

A century-old shot ball factory tower is open to the public once a year.

This monumental work of art symbolizes the coming together of a previously divided city.

Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.

At one of Berlin’s oldest churches, visitors can place mosaic tiles to help restore a medieval mural.

A socialist building dedicated to teachers showcases one of the largest Soviet mosaics in the world.

A prime example of socialist modernist architecture, wrapped in a enormous fresco about the media.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

This Khmer temple is named after a young woman who sacrificed herself to protect the city from a disastrous deluge.

More than 200 statues filled with cryptic symbols give this park spot an aura of horror vacui fantasy.

This mysterious tower is said to enshrine a dormant seven-headed serpent that once protected Vientiane from destruction.

When the USA donated cement and funds to expand the airport in Laos, the Laotians built a massive monument instead.

Shoes and revealing shirts are not allowed inside this giant Vietnamese Christ.

This tiered waterfall is so pretty it may cause visitors to cry tears of their own.

Buried in the Laos jungle is a sanctuary for bears that would have otherwise been milked to death by poachers.

These bamboo and rope bridges cross the Nam Khan River for six months every year.

Thousands of effigies of Buddha watch from caves set high above a legendary river, plus whiskey.