Places KTG Wants to Go

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

An eerie, derelict amusement park in Berlin.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

This semi-secret storybook hedge maze is also the oldest garden in the city.

A rare tour of an aristocrat's private home reveals valuable 17th-century paintings from artists like Rembrandt.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

This unattributed sculpture in Amsterdam is hiding in plain sight.

The attic of a four-century-old canal house hides a clandestine church.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

Cat art as far as the eye can see.

A floating cat sanctuary on an Amsterdam canal.

Museum preserving torture methods from the past.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

There’s a hidden military meme engraved on the World War II Memorial.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

A nostalgic bibliographic gem.

A painfully obvious spy house sits right across the street from the Russian Embassy.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

Home to items never before seen by the public.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

This historic recreationist school churns out warriors that may very well have had a fighting chance in Rome's pits of the day.

A modern sliver of architecture in Roma.