Places olivemgratton Wants to Go

An abandoned railroad tunnel is now filled with bioluminescent bugs.

Incredible rock formations jut from the southern end of this spectacular stingray-viewing spot.

Ride a boat through this magnificent underground world, which now doubles as a theater.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

A sobering scientific reminder of the human damage caused by the advent of the nuclear age.

In 1914, Archduke Franz Ferdinand spent his final night alive at this luxurious hotel.

The final resting place of the poets Shelley and Keats.

A hauntingly preserved early 20th-century industrial flour mill featuring a grand central tower, ornate spiral staircases, and original milling machinery left untouched.

Ancient cliffs resembling a kilt on Scotland’s second-largest island emit an entrancing sound.

This freshwater spring fills with 10,000 gallons of water per minute.

A taxidermy “mermaid,” vampire-killing kits, and hundreds of other bizarre objects are housed at this quirky museum.

This field of half-buried stone crosses was the burial place of a sect of heretical gnostics.

The mysterious “claw marks” said to be left by the Devil on Pisa’s famous cathedral.

According to Greek mythology, this natural spring is the home of a freshwater nymph.

These ancient ruins include a stadium dating back to 400 BC.

Palace, temple, and pyramid ruins mark the ancient Mesoamerican capital of Totonacapan.

A two thousand year old brothel uncovered in Northern Greece.

A late 4th-century BC archaeological wonder located just outside the suburbs of Thessaloniki, Greece.

An unusual "skull with ears" sits in the crypt of this small church tucked away at the end of a narrow alley.

The hallucinogenic center of the ancient world.

At night, bats patrol this magnificent 18th-century space in search of book-eating pests.

Standing as a 12th-century architectural titan, this trio of brick structures boasts the tallest surviving Cham tower in Vietnam, reaching an impressive height of 38 meters.

A sinuous path among steep cliffs creates a stunning sight in southwestern Serbia.

A seven-story circular concrete tower, once the heart of Ferrara’s Eridania distillery, resembles a modern industrial Colosseum.