Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

A sweet symbol marks the place where torturous executions were once carried out.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

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

Dictionary Johnson’s favorite feline.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

This museum tucked below a charming cafe gives a brief snapshot of photographic history.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

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

Amazing collection of folly buildings in Cobham, Surrey.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Every summer local children form "pysja patrols" to save young birds that have wandered from their nests.

This elegant arc of a waterfall marks a religious turning point.

Medicinal spa created with the discharge from a geothermal energy plant.

An abstract monument to a symphonic composer.

Hundreds of hidden passageways weave through the old quarters of Lyon.

It houses the remains of a 17th-century version of the Titanic.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

Once the most painted on object in the world, this short campus fence is well on its way to being so again.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.