Take respite inside this jaw-dropping church while climbing the volcano where Georgia's Prometheus was once chained.

Georgia's answer to Easter Island immortalizes the nation's great poets, artists, and leaders in stone glory.

A cylinder monument with a spectacular vista commemorates a friendship that some say never existed.

This architecturally eclectic fortress witnessed centuries of bloody turmoil, including the massacre of its ruling clan.

The charmingly disheveled clock tower of Tbilisi's puppet theater.

One of Antoni Gaudí’s earliest buildings, built between 1886 and 1890 for the industrialist Eusebi Güell.

A man throwing a giant severed hand towers over Antwerp’s main square.

This ancient market is often referred to as the oldest shopping mall in the world.

According to legend, this cavern holds the passage that Persephone used to travel to and from the underworld.

Public water fountains built during the Ottoman Era still stand throughout this seaside town.

This church is dedicated to the patron saint of seafarers.

This 15th-century island fortress later served as home to the executioners no one wanted to live near.

Step inside an ancient beehive tomb built for a mysterious cult hero.

This legendary city has been a tourist attraction for centuries.

This open air archeological site houses almost as much wildlife as it does classical religious artifacts.

The hallucinogenic center of the ancient world.

Monasteries on rock pillars, once accessible only by frayed ropes.

This former stomping grounds of the most eminent astronomers of the early 20th century.

A relic from a forgotten bakery chain still spins atop a diner.

An extraordinary final resting place full of oversized art, amazing statues, and dead celebrities.

Arcadia is home to a haven for nature geeks and 80s TV lovers alike.

L.A.'s oldest operating bowling alley is a beautifully restored homage to its speakeasy days.

This magnificent mausoleum is as much a work of art as it is a historic resting place.

Bug-devouring flora are the stars of a special wing of the glass conservatory.