Its collection includes a broad array of social, geographic, graphic design, and political history.

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

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

A 168-foot tower, part of the abandoned Chester Leadworks facility.

The western face was supposedly left clock-less to snub the Welsh.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

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

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

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

The red letters in the literary pavement leading to the library form a mysterious code.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

The Tudor-style cottage in the middle of the square is not quite what it seems.

On October 17, 1814, a 15-ft. wave of beer ran rampant through the streets of London.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

Since 1887, this old-school shop has stacked its shelves with extraordinary coffees and teas.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

The pretty iron lamp is a reminder of the architecture underneath London's streets.

These ornate arches show how the course of the River Thames has changed.

The broken skateboards that became a poignant memorial to a murdered skater.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

The largest of London's subterranean rivers and once a mad, bad center of London life.

A friendly pub with a sordid past in cock fighting.