One of Ireland's most infamous prisons for rebels including men, women and children.

The burial place of 14 of the executed leaders of the Easter Rising.

The enchanting archway is the only surviving portal into Dublin’s lost medieval wall.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

A museum in the childhood house of a medical pioneer.

Ride in 1960s style on the private luxury train Marshal Josip Tito used to travel around Yugoslavia.

A misnamed well, with a deep dark past.

Near Belgrade, an ancient-looking sarcophagus serves as a World War I monument.

Backwards hour and minute hands and a timing mechanism that fluctuates with the temperature led to this clock tower's local nickname.

A museum dedicated to the former country.

An Art Deco Icarus statue adorns this abandoned gem of Yugoslav Modernist architecture.

This ice cream parlor serves scoops of flavors like rakia, medlar, and poppy seed.

An eerie fountain commemorating the death of a boy that sparked a small war in the 19th century.

A small memorial to a deadly night in Serbia that shook the world before it was swept under the rug.

Considered an architectural abomination by some, this metal-clad building is known as 'little red riding hood' by locals.

A pair of connected skyscrapers form this symbolic gateway.

Tucked in an urban forest, this restaurant specializes in homemade, healing rakijas.

This art installation pays homage to the famed stones of European lore.

This statue of the famed author, actor, and journalist is made entirely of screw-nuts.

Dedicated to a brave pooch who fought a tiger to save a young child.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

One of Belgrade's most beloved animals.

Memorial to the 89 children killed during the NATO bombing of Serbia.