A large boulder was declared a local landmark by a popular vlogger.

This 16th-century cemetery became a recreational park during the Soviet occupation—today it's a little bit of both.

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

These two strange cones are actually a system of old nautical navigation beacons.

The first designer power line in Estonia.

Once a year, local students "clean" this statue with a champagne shower.

A spectacular Petrine Baroque summer palace commissioned for Catherine I by Peter the Great.

Legend has it that not even Stalin could pull down the 2015 European Tree of the Year.

This behemoth bovine guards an Estonian town and is a memorial to the lost species.

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

Two old windmills got a new life as oversized sculptures of a man and a woman.

This Estonian watchtower looks like a big tree with two giant bird nests on it, complete with a "golden egg."

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

The enormous isokinetic structure hangs within a science center in Estonia.

It's rumored this unique Baltic beacon was designed by Gustave Eiffel himself.

The widest natural waterfall in Estonia is a sight to see in all seasons.

This abandoned office building is a lasting example of Soviet-era architecture.

Troublesome students were detained in this tiny graffiti-covered university jail.

A series of concentric circles represented a bold new experiment in socialist urban planning, and it notoriously difficult to get around.

Inside this medieval church resides a unique set of murals.

This stunning limestone waterfall is the highest in Estonia.

Its collection offers a glimpse into the Russian Old Believers' centuries-old way of life.

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

A historic scientific breakthrough that crosses nine borders.