This small monument to the great inventor contains a time capsule and a Wi-Fi hotspot.

A historic hotel in an old California railroad town with a rowdy reputation.

Where the polar bear watches over everything, and every drink is a double.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

Carved initials which are nearly 500 years old preserve the deposed Queen's presence at Hampton Court Palace.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

The final resting place to 300 Victorian-era pets hides inside the city park.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

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

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

Melbourne's favorite bronze dog.

These mythological giants take time out of their busy day guarding a Victorian market to let you know what time it is.

A colorful street named for the legendary Australian rock band.

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

The taxidermied remains of the "last wild grizzly bear in California" and of the symbol of the state of California.

The legendary statue-hating superintendent of Golden Gate Park is honored with... a statue.

Home of modern dancer famously strangled by her own scarf.

A man-made island in scenic San Francisco Bay.

This private residence was the template for one of the most beloved television homes of all time.