This relic of 19th-century infrastructure is one of the few remaining coal gas storage tanks in the U.S.

A rare museum dedicated to a rather overlooked material in the history of fashion.

A CT scan revealed the identity of this 3,000-year-old mummy that everyone erroneously thought was female.

A rusted blade sticks out from the trunk of this tree, left as a memorial to a young man who left to fight in the Civil War but never returned home.

The famous bell was secreted away and hidden in a church in Allentown during the British occupation of Philadelphia.

This elaborate towering structure was once famed for its revolutionary height.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

It celebrates a very stinky task and salutes London's fatberg-vanquishing team.

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

The television series' iconic giant foot was borrowed from this classical painting.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.