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

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

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

The world’s oldest active sailing ship.

Old Danish castle immortalized in Shakespeare's Hamlet.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Copenhagen's celebrated theme park and gardens.

An unexpected must-see for fans of Star Wars who find themselves on the beautiful island of Sint Maarten.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

If you can look past the nearby sewer pipes, this urban sinkhole grotto is a mini-paradise.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Every equinox this Maya pyramid puts on a spooky ancient light show.

An old soap company building now houses one of Minneapolis’s oldest independent non-profit art galleries.

This unassuimng grain elevator, commonly confused for a smokestack, helped inspire the modern architecture movement.

This landmark honoring a local beer brand is an iconic part of the Minneapolis skyline.

A tribute to Charles M. Schulz, who created the iconic cartoon that features Charlie Brown, Snoopy, and more.

Opened in 1956, the first modern indoor shopping mall in the world was inspired by the shopping arcades found in European cities.

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.

After the musical legend's death, his memorial was mysteriously graffitied in gold.

Dakota legend claims this locally iconic pinnacle was once part of a sacred burial site that was cleaved in two.

This iconic water tower and failed bandstand is open for panoramic views once a year.

This taxidermic smorgasbord was co-created by an artist poached from the Museum of Natural History.

This kaleidoscopic mural shows Bob Dylan throughout his transition from young troubadour to Nobel laureate.