Stare out over the lagoon and beyond from this 10th-century campanile on the island where the city of Venice began.

It's a mystery why these remains were found with no traces of their bodies in sight.

This biographical museum honors the groundbreaking scientist at her birthplace in Warsaw.

This Viking gravestone carved in a rare runic style was dug up from a London churchyard.

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

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

This stack of stones honors a murdered 18th-century woman.

Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

This demon atop the Notre-Dame de Paris looks utterly bored.

One of the figures in this Celtic sculpture continues to puzzle archaeologists.

A local museum honors the overlooked discoveries of Mary Anning, one of the first professional fossil hunters.

The oldest structure in a beachside California city was built to serve eight students.

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

This unassuming tree stump reportedly traces its roots to the famous pharaoh queen's reign.

The spot where three Protestant clergymen were burned at the stake during the reign of "Bloody Mary."

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

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

This 18th-century sundial was designed to calculate the date of Easter each year.

Where condemned pirates met their grisly end at the gallows on the River Thames.

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

This symbol of peace is appropriately positioned overlooking the Pacific Ocean.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

A beautiful Victorian statue shows France's enduring love of the rhinoceros.