Rows of stone statues are dressed up to mourn children that are lost before birth.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This abandoned hospital is one of the most haunted places in Costa Rica.

A shrine of fire worship built on top of a natural flame.

This mysterious but iconic tapered tower appears in many Azeri fairytales and legends.

The building's fluid, wavelike walls are a true feat of architectural ingenuity.

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

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

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.

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.

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

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

Travelers who fall victim to this mermaid's charms are destined to stay in Užupis forever.

The Frank Zappa fan club erected this monument to their prog-rock hero to mark a new era of post-Soviet Lithuania.

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

Plaques celebrating Lithuanian writers freckle a wall of this picture-perfect path.

Some Moscow residents once claimed the bizarre, contorted mass of metal on top of the building was used to manipulate minds.

One of the world's tallest statues is also one of its most hated.

This newly renovated Soviet-era outdoor exhibition center is bigger than the principality of Monaco.

Moscow's imposing monument to the Space Age.

This architecturally eclectic fortress witnessed centuries of bloody turmoil, including the massacre of its ruling clan.