A harrowing trail up a mile-high mountain.

Rainbow-hued in the summer and crystalline in the winter, this salty lake has inspired battles, temples, and plenty of awe.

This eatery re-creates dishes from the Ottoman Empire so you can dine like a sultan.

A small "palace" and museum made of, and devoted entirely, to salt.

A salty cave excavated by elephants and the location of a deadly disease vector.

A seemingly endless landscape of pure salt stretches far across Bolivia.

Granny Smiths and Fujis can both be traced back to Kazakhstan, where apples still grow wild.

This peaceful Sikh gurudwara serves around 50,000 free meals every day within its gilded walls.

One of the largest and most scenic of Bangladesh's tea gardens.

A small self-proclaimed micro-state located on a piece of disputed territory between Croatia and Serbia, near Liberland.

This narrow fjord-like bay is the largest ria in the Mediterranean Sea.

A unique two-level bridge designed to honor a king.

A World War II evacuation tunnel turned into a history display of Croatian state and people.

This unique structure allowed boats to bypass underwater mine barriers in the channel to enter the harbor.

Inside this small chapel tucked away in the forest is one of the most well-preserved Danse Macabre frescos.

This modern, multimedia museum takes visitors on an evolutionary journey back in time.

Trimmed trees grow alongside the graves like topiary tombstones.

This 15th-century church houses priceless works of art from a range of Croatian artists.

This 135-year-old weather station studied the effects of the climate on human health.

Colorful concentric circles honor a small Croatian town's supposed spot at the nucleus of it all.

Just a few miles from Novalja, a strange geological oddity has left scientists baffled.

This Croatian computer club features such gaming relics as the infamous Virtual Boy and an 8-bit Pacman machine.

This heart-shaped island looks substantially less lovely after a recent bulldozing project.

Island wonderland for communist autocrats.