Though it looks like a golf ball teed up for a hit, this hilltop station is actually used to monitor air traffic.

A remarkable feat of Victorian engineering across the Firth of Forth.

A nuclear bunker built to shelter the politicians and important people of Scotland in case of nuclear attack.

Where the sleeping monsters of Scotland's oil industry are left to rust.

Inside this cathedral is a shoulder bone belonging to the Patron Saint of Scotland.

What might be the largest completely Jewish town in the world outside of Israel now faces dwindling numbers and empty streets.

Launch site for nuclear war against Western Europe.

An old hill fort covered in over 100,000 crosses is a symbol of Lithuanian nationalism and beliefs.

Visitors can sit and study the board with this Estonian chess legend and International Grandmaster.

This dizzying tower was built to better broadcast the 1980 Moscow Olympics.

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

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

Relics from an era long gone, sit idle outside this Estonian museum.

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

A small but hugely whimsical theater where marionettes play out the "The Battle of Stalingrad."