Old and brave breed of warhorses known for their elegant, curved ears.

Renowned restaurant tucked in a cave once occupied by buccaneers.

The first hospital in the New World.

A city continually buried under the ash of a volcano that has been erupting for more than 15 years.

This mountaintop lake bubbles and steams in a perpetual boil, thanks to its direct link to the Earth's interior.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

The first official clock in North America, it kept time for the Spanish government of Santo Domingo.

Cliffs full of fossils at the portal to England's Jurassic Coast.

Rebuilt remains of a temple to Roman god Mithras.

This grave resides at the crossroad of three parishes.

This narrow path was cut right into a French mountainside to feed the country's early naval expansion.

Famous for its bio-luminescent inhabitants, known as "dismalites."

A midnight snack that lights up the night.

In paradise, feral pigs have claimed an island all to themselves.

This small primate research island is teeming with playing, fighting wild monkeys.

The world's second largest single-dish radio telescope, once used to contact E.T.

3,000 market stands in five former Zeppelin hangars.

Flamboyant architecture from the turn of 20th century.

A lovingly curated curio shop in which the taxidermy wear newspaper party hats, and peanut shells are spread across every surface.

A subterranean house of worship carved right out of the bedrock.

There are no crying babies in this neck of the woods.

A 200-year-old collection of medical paraphernalia in a historic house.

Old Danish castle immortalized in Shakespeare's Hamlet.

This Denmark theme park is part family attraction, part experimental archaeology project.