A musical instrument played by the sea.

The remains of diamond fever taken over by the desert.

Dramatic river bend surrounds a natural red-rocked pedestal.

Home of the International Space Hall of Fame.

Two churches shoot bottle rockets at each others' bell towers in an unusual Easter celebration.

From Ancient Rome to WWII, Neupfarrplatz has over 2,000 years of history underneath its main square.

A South African bar inside a hollowed out 6,000-year-old Baobab.

America's greatest forgotten garden and the former stomping grounds of Son of Sam.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

This cavernous swimming spot doubles as a home to the largest known colony of bats in Central Asia.

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.

A lush desert oasis in the shape of a narrow crescent.

2300-year-old Roman road connecting the empire.

Mysterious hillside with a continuously burning natural fire.

The largest ice cave in the world is thought to be the entrance to hell according to Austrian legend.

Tropical paradise strewn with hundreds of World War II wrecks.

Mysterious rocks that ring musically when struck.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

Forgotten German bunkers in China create a sharp cultural contrast.

World's only nuclear reactor operated by liberal arts undergraduates.

French scientists make up the majority of the few humans to occupy this remote island in the extreme southern Indian Ocean.

A serpentine highway twists and turns over the treacherous Norwegian Sea.

The world's most remote memorial to the victims of the UTA Flight 772 disaster.