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

Collection dedicated to funeral rites, equipment, and mourning rituals of the Viennese.

Vienna's underworld of tunnels and subterranean rivers made an iconic appearance in a 1949 Orson Welles film.

The resting place for anonymous victims of the Danube's dark waters.

Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

Op-art architecture designed for happiness.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

Handsomely crafted representations of our round planet.

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

A spherical "micro-nation" in the heart of Vienna.

Dine amidst exotic plants at this former royal greenhouse.

The topiary maze at the Habsburg hunting lodge.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

This former insane asylum now holds a pathological anatomy museum.

Macabre museum devoted to historical Viennese murders.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

The final resting place for the remains of 143 Habsburg royalty.

The beautiful baroque library of the Hapsburg empire.

Home to an endangered salamander, a full moon celebration, and a large spring-fed outdoor swimming pool.

A tribute to the "toughest woman on the Texas frontier," who survived a famous battle and five husbands.

Towering sandstone rock formations where 'The Chronicles of Narnia' was filmed.

Feast on some of the finest momos in all of Queens.

Behind these delicious arepas lies a true New York success story.