London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

An exquisite tunnel of cascading flowers.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A huge musical instrument played by the ocean.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A shrine-like museum entirely dedicated to soccer superstar Cristiano Ronaldo.

An abandoned socialist utopia built in the late 19th century.

Overshadowed by other, more famous Maltese catacombs, this ancient burial chamber has one of the best examples of a ritual agape table.

A 2,000-year-old wine press hidden in an overlooked park in Tel Aviv.

Where a rare geological phenomenon created a section of rock that resembles a checkerboard.

Every weekend, people gather here for a brief chance to see their loved ones on the other side of the United States–Mexico border.

Cold War intelligence agents monitored communist embassies from an attic in a former pigeon coop.

The unique funeral practices of the Toraja can be seen here with graves carved into caves and hung off cliffs.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

Along a busy beachfront strip you may hear Frank Sinatra singing from one boardwalk home.

Stumbling upon this whimsical wooded garden is like stepping into an enchanted forest full of philosophical musings.

Accessible only at low tide, the deserted island is dotted with World War II ruins.

Portugal’s highest lighthouse has one of the most impressive focal planes in the world.

This romantic, decaying 13th-century ruin on the edge of Sherwood Forest is reputedly one of England's most haunted places.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

The Roman Emperor's lost summer home and grotto full of enormous sculptures sit along the Italian seashore.