Designed to celebrate more than a century of circus performances in Australia.

Saved by the community from destruction, this sign has become a national treasure.

This historic Melbourne bullet factory is fully encased in a massive glass and steel cone.

King of the Saxons on top, Roman goddess of wisdom on the bottom.

This natural history collection contains the bones of a circus elephant that seem to be chasing a whale skeleton.

Eighty million natural history specimens call this gargantuan museum home.

This studio was home to David Bowie's first single, even if it did turn away the Beatles.

The Great Fire of London and the regulation of one-way streets both started in this alley.

The commemorative stone column conceals a secret laboratory.

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

The last four extravagant street signs of London's historic banking street.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.

These Victorian era devil sculptures were designed to spite a local vicar.

Black cat statues guard this temple-like Egyptian revival factory.

Rebuilt remains of a temple to Roman god Mithras.

The curios of pharmacist and collector Henry Wellcome.

This display showcases the culinary equivalent of steel-toe boots during World War I.

Brass bricks outline the locations of Edinburgh's lost, lively market stalls.

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

This 15th-century structure had a long, tortuous journey to its current location.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

An artist's whimsical transformation of everyday objects.

This 16th-century close preserves an unusual piece of Edinburgh's transportation history.