Historic slum of Tartu.

This stoic bronze soldier stands as a symbol of Russian sacrifice or Soviet oppression, or maybe both.

First point in the Struve Geodetic Arc, a 19th century undertaking to measure the Earth's size and shape.

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

Legend says lovers who hold hands while venturing along this stone jetty and kiss at the end will remain together forever.

The Guardian of Tallinn.

The oldest church in the Estonian capital is home to over 100 fantastical cemetery coats-of-arms.

Abandoned Soviet base once stocked with short and medium range missiles pointed at western Europe.

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

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

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

Estonia's largest creative city is a vibrant bohemian hub located within a former industrial complex.

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.

Spend your honeymoon where the Devil had his wedding.

Man-made mineral caves house massive bat colony.

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.

This disappearing geyser has been attributed to witchcraft, but really it's all about rainfall.

Mysterious craters may have been home to an ancient cult.

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.

A small, emotionally charged room inside the Mario Testino Museum dedicated to Princess Diana and one famous photo shoot.

Visiting dignitaries and Hollywood stars once stayed at this 1920s hotel, alongside ghosts that are said to haunt its corridors.