The first geometric self-supporting spiral stairs in Britain are a truly beautiful sight.

The sculpture of the deceased cockatoo flops atop its personal plinth.

The London statue that imitates passersby.

Tucked inside a South Bank bar is an epic expressionist chronicle of the 20th century.

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

Hidden in the courtyard of the Victoria and Albert Museum is a little-known tribute to two celebrity pooches.

This open-air mosaic gallery honoring an English artist took hundreds of volunteers more than seven years to create.

Repository for more than 22 million pickled specimens.

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

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

The Art Deco artwork depicts gilded carriers of deadly illnesses.

An unassuming London park is actually a pilgrimage site for modern clowns.

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

This Viking gravestone carved in a rare runic style was dug up from a London churchyard.

It's a mystery why these remains were found with no traces of their bodies in sight.

One of the figures in this Celtic sculpture continues to puzzle archaeologists.

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

These wooden pipes were crucial to providing water to Medieval Edinburgh.

This former train tunnel is filled with lines from a poem crafted by Robert Louis Stevenson.

This small sculpture honors a shuttered bookshop that was the site of a fiery act of protest.

The remnants of a facade from a 19th-century market stall emporium.

A recreation of pop art pioneer Eduardo Luigi Paolozzi's London studio.

A multi-storied painting that depicts the area's rich and diverse maritime history.

A sculpture in a secluded garden honors one of Edinburgh's most innovative thinkers and city planners.