This historic Amsterdam bar used to accept sailor's monkeys as payment.

Sniff the Titan Arum's rotting flesh.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

The history and future of cannabis.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

This tile-work piece featuring a chicken riding in carriage is both a remarkable artistic creation and a social commentary of politics and culture in 17th-century Portugal.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

The first and only carousel with a lineup entirely of insects.

Hidden inside one of the world's most well-visited zoos is a secret plaque promising eternal life.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

Dr Barnes' $25 billion private collection of art and arboretum.

This unique museum cafeteria showcases the history and regional diversity of African American cuisine.

Washington's iconic carousel has a nice piece of Civil Rights history.

This beloved marketplace mascot poops money and grants good luck.

An open air haven for tropical monkeys in the damp moors of the English country.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

A marine aquarium with an astounding variety of fish hides in the basement beneath the famous Palm House.

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

London's marvelous wildfowl reserve along the Thames.