Possibly the world's largest hourglass only needs to be reset every New Year's Eve.

The decaying remains of a once-luxurious Soviet spa town.

This neon lit Georgian cave claims to hold the boulder Prometheus was chained to.

Despite producing just a handful of movies, a brave and lyrical filmmaker has an entire museum dedicated to him.

Giant stone letters dedicated to the founder of Armenia's alphabet.

A series of concentric circles represented a bold new experiment in socialist urban planning, and it notoriously difficult to get around.

This striking memorial is one of Estonia’s most controversial Soviet leftovers.

An abandoned masterpiece of Soviet Brutalist architecture.

Fast food feels like fine dining at this award-winning modern Georgian building.

The first skyscraper to include a Ferris wheel built into the facade.

A literally moving statue of stacked metal giants just continually trying (and failing) to find love.

Tower with a double-helix spiral, adorned with letters of the Georgian alphabet.

This ancient monastery complex was transformed from an island to a peninsula when the lake was partially drained.

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

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

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

Luxury hotel turned into a refugee camp, then turned back into a luxury hotel.

Resonant stone, that has been played since prehistoric times.

The building's fluid, wavelike walls are a true feat of architectural ingenuity.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

A gigantic collection of teeny, tiny books.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Plaques celebrating Lithuanian writers freckle a wall of this picture-perfect path.

This mysterious but iconic tapered tower appears in many Azeri fairytales and legends.