Beautifully carved tombstones fill this unmarked graveyard, uniquely situated near the village's famous stone wine cellars.

This top-secret nuclear bunker hidden in a Bosnian mountain has been converted to a modern art exhibition space.

This enormous abstract sculpture is part jungle gym, part elaborate noise-making machine.

This ironic war memorial thumbs its nose at a campaign of inedible humanitarian aid food products.

Ruins of an old water tower that look like a horror-film castle.

This statue honors the first Relay of Youth.

Moscow's other, lesser known kremlin is a fairytale-like cultural complex modeled after Old Russia.

This massive monument honors the first human in space.

The non-native bovine herd was brought in to help conserve these Berlin wetlands.

A wunderkammer of mysterious objects and stories.

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.

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

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

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

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

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

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.

Unusual building appears to be haphazardly built from randomly piled bricks.

You'll find just about anything in this funky Tbilisi flea market.

A cluster of historic bathhouses built on the famed hot springs that gave the Georgian capital its name.

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

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