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

The fairy tale castle of the "fairy-tale king."

The bears of Bern have been a city highlight for over 500 years.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

Baroque celebration of the end of the Great Plague of Vienna.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

Salute the leader of the proletariat.

The site of the deadly Triangle Shirtwaist Factory Fire.

A hidden "place of interment for gentlemen."

Macabre astrological automaton clock dating to the late 1400s.

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