Be on the lookout for the symbolic insect all over the city.

Hidden on the urban banks of a Manchester river are a series of abandoned waterside industrial sites.

The small bright red pillar survived the 1996 Manchester bombing virtually unscathed.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

The grand complex of buildings that comprise Liverpool's Exchange Flags includes a vast World War II bunker that has been frozen in time.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

This whimsical public art installation is a unique homage to Liverpool's industrial heritage.

The tower was originally used as a chimney for the waste incinerator of St Johns Precinct and Market.

Most of Britain's gold reserve was secretly stashed here after the start of World War II.

This stone once marked the boundaries of Liverpool's medieval markets.

This bronze statue was dedicated to a 1966 Beatles hit.

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

Look up from the busy streets to discover how time is kept!

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

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

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

Giant, friendly pelicans in Central London, the most unlikely of places.

At almost 1,000 years old, this is the oldest known door in all of Britain.

An architectural oddity hides in plain sight on this iconic London bridge.

A memorial for public executions that dates back to the 14th century.

A Roman spa buried deep beneath the City of London.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.