The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'

A tiny church on a man-made island in the Adriatic.

A curious cave church carved into the face of a cliff.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

A curious little museum dedicated to the furry feline in the cat haven that is Old Town Kotor.

A former bank seized as a sniper vantage point during the Bosnian War is now a secret graffiti art gallery.

Carefully reconstructed after the Bosnian War, this 16th-century bridge stands as a symbol of the country's enduring multicultural heritage.

This surreal memorial/cemetery is a necropolis of crumbling stonework and puzzle-shaped headstones.

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

Bridge that died in war and was resurected.

On a clear day, you can see all the way to the Virgin Islands from the top of this observation tower built in the 1960s.

A resilient tree that has survived for more than 700 years in Guánica Dry Forest.

This museum preserves the heyday of Puerto Rican coffee.

This "sausage route" features gorgeous views and family-owned restaurants.

This beach pool offers a spectacle of crashing waves, blue hues, and a historical lighthouse.

This colorful gate stands as an entrance to the walled city of Old San Juan.

Archaeological sites and great food inside the island's largest mangrove forest.

The mansion and cenotaph of the New Hampshire Faust.

A stone memorial erected for New Hampshire's only convicted witch.

Generations of rockhounds got their start at this beloved, historic mine.

This educational and eco-friendly community is Iceland's "home of the sun."

A restaurant devoted to "trouser grip" wrestling, an ancient form of Viking wrestling that is Iceland's national sport.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This natural Icelandic fissure allows divers to swim right between two volatile tectonic plates.