Tombstones buried in overgrown grass mark the deceased occupants of this abandoned graveyard.

This abandoned fighter jet launch center is now a haunting street racing course.

This peculiar border irregularity is the only way to legally enter Russia without a visa.

The labyrinthine home of the National Archives of Estonia is an experimental blend of architecture, art, and history.

Wars fought and wars won are remembered by these abandoned bunker ruins.

The secret cells in the basement of the KGB's Estonian "Grey House" have been preserved as a grim Cold War museum.

This small Estonian hill is covered in hand-made twig crosses that are said to bring good luck.

This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

This Soviet-era "closed town" was a top secret uranium producer often left off of maps.

Disused seaplane hangar gets a second life as the jaw-dropping home of Estonia's museum of maritime history.

A secluded art gallery hidden within the cellars beneath Tallinn’s medieval monastery.

Spend your honeymoon where the Devil had his wedding.

Once standing on solid ground, this slender beacon is a victim of the very shoreline it was charged with announcing.

Man-made mineral caves house massive bat colony.

A decommissioned submarine base makes a great space for graffiti art.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

The gutted remains of this Estonian mansion are a monument to a tragic love.

A trio of giant wooden megaphones turn up nature's volume in this Estonian forest.

The ruins of an Estonian prison are drowning in the quarry lake where the convicts were once forced to work.

"There's nothing there," and other lies the KGB told us.