This life-size monument honors the legacy of a famous literary feline.

The arching stretch of London's longest street holds many reminders of the area's maritime past.

The London pub overlooks where the Mayflower was moored before setting sail for the New World.

This hydraulic power system in London was, at one time, seen as a rival to electricity and the last of its kind to shut down.

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

The first tunnel to be dug beneath a river, repurposed as an art and museum space.

The Florence Nightingale Museum is home to the famous nurse's most treasured possession: her beloved pet owl.

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

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

A tree planted by Marie Curie is treasured by the Radium institute that she set up.

One of the world's largest collections of medieval religious art.

A 20th-century picture show in 3-D.

This hidden collection of everyday objects illustrates life within communist Poland.

This enormous 32-foot painting depicts Poland's greatest medieval battle in glorious detail.

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

The final resting place of more than 200,000 people, this is one of the largest cemeteries in Europe.

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.

A bronze replica of an elm tree that honors the victims that perished in Pawaik Prison.

The last king of Poland was interred in this church nearly 200 years after his death.

Atop this library is one of the most beautiful green spaces in Warsaw.

This colorful and quirky set of pegasus sculptures celebrate the works of poet Zbigniew Herbert.

Hundreds of notes give thanks to the patron saint of lost causes.

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