Flamboyant architecture from the turn of 20th century.

A former Latvian headquarters of the brutal KGB secret police is now open as a grim reminder of their atrocities.

Super-heavy Nazi architectural experiment.

Hamburgers are intensely proud of their tunnel beneath the river.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Nordic giants resurrected from the sea and restored to their former greatness.

Copenhagen's celebrated theme park and gardens.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

In one Chicago park, a trio of werewolves are waiting to devour their fallen brethren.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

20,000 pieces in a Frank Gehry-designed building.

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

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.