Lithuania's outdoor sculpture trail of wooden folk art.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

Western Europe's only representation of a Roman goddess still in its original location sits in an unassuming park.

In a sleepy village in Oxfordshire, the visionary English writer's gravesite attracts a yearly pilgrimage.

This charming fountain honors Felix Salten, the creator of the iconic storybook deer.

The idyllic island where the philosopher Jean-Jacques Rousseau spent “the happiest time of his life.”

The Swiss artist's bulbous and overgrown shape-shifting sculpture controversially graces the center of Bern.

This famous writer's tombstone is a literary pilgrimage site that was publicly defiled by a rival.

An 11th-century fortress home to one of the most influential royal houses in medieval Europe.

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

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

Overlooked amid the tourist bustle of Florence, this museum is dedicated to the craft of stone inlay.

A castle built for love, and abandoned due to heartbreak.

This tiny church near Sleepy Hollow contains Henri Matisse's last work, a rose window, and nine windows by Marc Chagall.

The home of one of America's most wealthy industrialists is now a historic site that remembers a more decadent time in the country's history.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

A patriotic medieval knight in driven-nail armor raised money for widows and orphans of WWI.

Dine amidst exotic plants at this former royal greenhouse.

A neo-Gothic mansion now houses a wunderkammer of analog tech that hits on all the senses.

A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

Museum devoted to the artificial language of Esperanto.

A silly medieval mural preserved on the side of a Viennese house.

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

Legends surround an ancient tree trunk riddled with nails for good luck.