A small island dotted with old, historic Finnish buildings.

A subterranean house of worship carved right out of the bedrock.

Crawling into this primordial cave may feel disconcertingly familiar.

Man-made mineral caves house massive bat colony.

This stunning limestone waterfall is the highest in Estonia.

Mysterious craters may have been home to an ancient cult.

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

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

This set of concrete chambers resonates according to different notes of octaves.

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

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

A medieval setting reimagined into a unique art alley.

Walk along the medieval fortifications that have been protecting Tallinn since the 14th century.

The Guardian of Tallinn.

Only a fragment of this 15th-century Dance of Death survives today.

This former medieval prison now unlocks Estonia’s rich photographic history.

Rusted cars, trucks, and buses form a fascinating collection of Soviet-era machinery.

The ceiling of this cavern is dripping with multicolored marble stalactites.

A gigantic statue of a Russian soldier watches over the ancient city of Plovdiv, a prominent reminder of the Soviet period in Bulgaria.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

This massive underground salt mine now holds a sci-fi theme park in its depths.

Mysterious standing stone formations looks like a petrified forest.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."