These marks in Myddelton Passage aren't your run-of-the-mill vandalism, and they weren't made by your typical vandal.

This sculpture, residing in a quiet corner of a London park, honors the victims of 9/11.

A mineral spring that became all the rage in 17th-century England.

A giant scrawl on the skyline of south London.

This once-controversial and slightly confusing statue of Achilles was built out of captured cannons.

This unassuming building produced some of the world's most famous bells.

Legend has it this gnarled old tree was planted by Tsar Peter the Great during his visit to London.

According to legend, this tomb holds the secrets to time travel.

This striking statue brings a scene from the African savannah into central London.

This unassuming alcove in London’s famous Tower Bridge once served to capture, store, and display dead bodies from the River Thames.

The medieval woodcut-style artwork chronicles life in medieval London.

A sculpture of a famous ape who was once a beloved household name in London.

The famous polar explorer stands outside the Royal Geographical Society's headquarters.

These Victorian era devil sculptures were designed to spite a local vicar.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

This Underground station has been a popular filming location for decades, even before it closed.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

The pockmarks across the building's facade are remnants of the Blitz.

Legend has it that seven Anglo-Saxon kings were coronated on this stone, located in the appropriately-named town of Kingston.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

The bronze uniforms commemorate the vital role of women during World War II.

This medieval church tower has maintained its clockworks since the 16th century.

This may be the last of London's wooden pavements, which were once a common sight in the city.