A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

Debatably clever, or just plain honest hotel advertised as "The Worst Hotel in the World."

A walk through the historic city center, under the streets of Seattle.

Surprisingly Delicious Asian-Style Hot Dogs.

The collection of signage remembers the midcentury pushback against the new neon light.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

The colorful, smiling concrete silos of Vancouver.

Traditional 15th century Chinese garden in the middle of Vancouver.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

It was once the base for a series of domestic terror attacks.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

After the parade, students throw their beads on the tree hoping for good luck on exams.

The LSU mascot lived on the college campus in one of the most impressive tiger habitats in the country.

A hands-off space for graffiti artists to hone and display their skills.

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.

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

A bright little alley in La Boca is a part of tango history.

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

The celebrated eyesore created by starry-eyed sweethearts.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.