Op-art architecture designed for happiness.

Tucked away in a Prague park, a statue beloved by romantics honors a poet so nice they buried him twice.

The oldest garden in Prague, once part of an medieval orchard.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

Monument to a suicide protesting the Soviet invasion.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

A saintly relic hidden in a Prague church basement.

Two stunning 17th-century libraries and a cabinet of curiosities.

Macabre astrological automaton clock dating to the late 1400s.

Poland's oldest salt mine has nearly everything one needs to live underground forever.

An underground city of salt.

King Ludwig I's collection of beautiful women.

A small square plaque marks a failed assassination attempt that could have changed history.

This century-old cinema house has a marquee that has been hand painted by a single man for over 25 years.

Go surfing on this urban wave, "hacked" by local surfers.

These bronze pamphlets remember a remarkable group of Germans who fearlessly opposed the Nazis in the very center of their power.

The footprint of a frustrated devil in Munich's Cathedral.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

Among the ostentatious rococo ornamentation of this church, an image of death cuts the life-thread.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The patron saint of spinsters grasps a container of dried blood.

This magnificent museum claims to house the cranium of a disciple and the skull of a pope.

Two plaques commemorate the site of Shakespeare's first theatre.

The television series' iconic giant foot was borrowed from this classical painting.