Memorials in London

An inverted staircase above the entrance to the Bethnal Green Underground Station functions as a memorial for people who lost their lives during the worst civilian disaster in the U.K. during World War II.

These stained-glass windows are all that remains of a building that was the target of one of the biggest explosions in London after World War II.

It holds a fabulously designed tribute to astronomer Edmond Halley.

This sculpture, residing in a quiet corner of a London park, honors the victims of 9/11.

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

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

A bronze bust commemorates the heroism of the secret agents who led covert operations against the Nazis.

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

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

A living memorial to the trees London lost during the Great Storm of 1987.

A quiet, semi-secret square with statues of Mahatma Gandhi, Virginia Woolf, and a conscientious objectors stone.

A unique tribute to the millions of animals who served and died for the British military.

An unsanctioned shrine that sprung up outside the late singer's home is causing a stir in London's Highgate neighborhood.

A tribute to the intrepid explorer and his crew who perished in terrible conditions on an ill-fated expedition to the Arctic.

A sculpture outside London's oldest cathedral honors the Mohegan chief who died while petitioning the king.

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."