Places Adam Moriarty Wants to Go

Egyptian treasure trove of fossils documenting the whale's transition from land mammal to sea creature.

This ramshackle ghost town is comprised of mining-era buildings collected from around the region.

Below a historic English market town lies a secret underground city complete with kitchens, laundries, storerooms, and an underground lake.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

Residents of this Brooklyn neighborhood may be unaware their houses sit atop a buried trolley graveyard.

A once-secret library of Freemason history in Catalonia.

Barcelona's historic 19th-century sewers, whose foundations were laid in medieval times, are open to the public for exploring.

This complex of vertically-excavated Buddhist, Jain, and Hindu monolithic temples in India's Maharashtra providence illustrates a spirit of tolerance characteristic of ancient India.

A Roman spa buried deep beneath the City of London.

This hidden green space is the city's second largest conservatory.

The largest greenhouse in the world is home to over one million types of plants.

A fantastic castle rumored to be the birthplace of King Arthur.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

An elevator into the Baltic Sea.

The underground sanctuary of a mysterious ancient cult.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

Ancient paintings known as the "Sistine Chapel of Cave Art."

Hoax, mistake, or evidence of dinosaurs in human times?

A battle between nature and architecture in the Cambodian jungle.

The show pony of cave systems, Fantastic Caverns manages to live up to its name.

European castle ruins in an American state park are actually the product of death and grief.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

This famous archeological mystery may be an ancient example of movable type.

This ancient hydrological marvel is now the base of a modern outdoor cinema.