St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

Real bones which are said to have belonged to a Polish dragon.

This grubby wall is said to be one of the Earth's esoteric energy centers.

This bell stars in a tragic love tale and is said to make wishes come true.

A statue honors the children who fought Nazis in Poland.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

Legend says this is actually a heartbroken prince waiting for his true love's kiss.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

An artificial date palm stands as a memorial to Warsaw's Jewish community.

Special benches that play Chopin's music are scattered throughout his native city.

In the summer, the area around this sculpture transforms into a vibrant concert venue.

A 300-kilogram egg sculpture that embodied a neighborhood revival.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

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

An abandoned masterpiece of Soviet Brutalist architecture.

The largest coin pyramid in the world is a carefully balanced stack of over 1,000,000 pieces.

Latvia's symbolic mountain-shaped national library is home to millions of cultural tomes.

This charming Latvian lane doubled as Baker Street on the Soviet Union’s version of Sherlock Holmes.

3,000 market stands in five former Zeppelin hangars.

This enigmatic artifact remained buried in a churchyard for years.

A preserved oak tree about 3,500 years old found in Riga, Latvia.