If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Circus cemetery for all the “showmen under God’s big top.”

Burial site of the world's most widely known researcher on the endangered mountain gorilla.

This grave resides at the crossroad of three parishes.

A passage grave used in neolithic rituals.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

A centuries old castle atop a dormant volcano houses museums devoted to both women and witches.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

New York City's only preserved family home from the 19th century.

A site of pagan worship which still attracts people looking for fairies.

World's largest working waterwheel has been around for over 150 years.

Beautiful steampunk ghosts of early Massachusetts.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Once one of the largest producers of pig iron in the world.

Death road of Bolivia.

This submersible road connecting a French island to the mainland is lined with safety towers for when the tide strands travelers.

The centuries-old trees lining both sides of this dirt road may become Madagascar's first natural monument.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

Mysterious "dots" seen from a satellite in southeast Peru.

Remote town home to Himachalis, Israelis, and tons of hashish.

Working compound meant to allow visitors to reclaim the values and traditions of the past.

Largest gathering of hobos in the country has been meeting annually since 1900.

Collective dedicated to restoring steam engines.