Places AlexOnAdventure Wants to Go

This former Cyprus flight hub is now a crumbling, abandoned ghost complex.

The abandoned military base looks like a post-apocalyptic wasteland.

The massive white mound and accompanying water terraces are a striking geological oddity.

A collection of intricate sculptures so small they have to be seen through a microscope.

An industrial site turned into Hungary's most cherished natural wonder.

One of the largest barracks of the Austro-Hungarian monarchy's military is now an abandoned ruin.

This Hungarian stilt village is built in a lake that never freezes over due to the power plant that that uses it as a cooling pond.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

Ruins of an early Roman Christian church dating back to the 4th to 5th centuries.

An unfinished complex built for children from around the world sits abandoned on the Black Sea coastline.

Outstanding, eerie frescoes and decorations fill this 19th-century monastery.

Mysterious standing stone formations looks like a petrified forest.

This massive stone and steel monument remembers a century-old battle that cost thousands of lives and nearly destroyed the city.

This once-grandiose behemoth of a monument from the socialist era now sits quiet and closed up.

In a long-dry lake bed, these groups of massive stone pillars bear a striking resemblance to clumps of everyone's favorite fungi.

A striking symbol of the Bulgarian capital.

The second-largest Jewish temple in Bulgaria was deserted after World War II, seized by the communist government and then abandoned again.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

This tiny Bulgarian town offers a stunning location in the mountains and a storied history.

This massive concrete sculpture is said to be the heaviest communist monument on Earth.

Bizarrely shaped rock formations in northwest Bulgaria come with equally bizarre legends.

An architectural marvel that spans the Arda River, and has stories of a haunted past.

An abandoned saucer-shaped monument in the Bulgarian mountains.

An abandoned textile factory on the "island of crows" was home to Estonia's first workers' strike.