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.

For the last century, this international border within a small town has appeared and disappeared various times.

The reconstruction of this prominent building fulfilled a long-written command.

3,000 market stands in five former Zeppelin hangars.

This controversial statue once honoured a Russian Field Marshall, before ultimately being dismantled in a push to remove symbols of Russian influence.

Medical museum that houses most notably the taxidermied remains of Vladimir Demikhov's famous two-headed dog experiment.

With a design inspired by traditional Latvian textiles, this monument honors the Latvian people who suffered under Soviet occupation.

A statue built to honor the elite soldiers who fought for Latvia during World War I.

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

Folky pharmaceuticals abound in this medicinal reliquary.

Over time, this castle grew to encompass the entire island.

While this monument tile is shrouded in mystery it also marks the end of the longest ever human chain.

This micro-nation may be some sort of prank, but its constitution sure seems official.