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

This bronze statue was dedicated to a 1966 Beatles hit.

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

Referred to as "the crappiest fountain ever," this sculpture has been splashing unknowing passersby since 1969.

A discarded umbrella stand from a women's prison is an object of pride at a library that is dedicated to women's culture and achievements.

An 18th-century religious argument etched into stone.

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

A tribute to an explorer and naturalist often overlooked by history.

The beloved beast's taxidermy remains sit in the Natural History Museum's cafe.

The bones of two medieval royal lions were discovered at the historic fortress.

Repository for more than 22 million pickled specimens.

A quartet of tiled art pieces adorn the floors of this prestigious art museum.

A mysterious shape catches the eye in this 16th-century painting.

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

Metal horses galloping through a London fountain provide a link to the city's past.

Preserved behind glass, the ruins of a medieval building used to store human remains.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

London's smallest police station is barely the size of a phone booth.

An archway adorned with vulnerable flora and fauna.

An agreement meant to honor the Duke of Buckingham led to this unusually-named passageway near Charing Cross.

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

This coffee shop lies hidden beneath a historic church.

Installed at a chaotic intersection, this gave London traffic cops a place to hang their heavy woolen coats.