Join in a Seance at the Swedenborgian Church.

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

The lesser-known Alice sculpture of Central Park dedicated to the “godmother of American children.”

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

This New York holdover was built to provide housing for shopgirls and still does not allow men above the lobby.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

A beautifully rebuilt windmill from the 17th century, situated along the Amstel River.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

A tribute to the successful role of the Keflavik Naval Air Station in the defense of Iceland, United States and NATO Alliance.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Rising from the sea like a stone monster.

This former farm In northern Iceland is now a museum, where visitors can tour beautifully-preserved turf houses.

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.

This elegant arc of a waterfall marks a religious turning point.

The most powerful waterfall in all of Europe.

A giant red chair bolted to a rock on a remote mossy hillside in Iceland.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

A black sand beach where glacial fragments wash ashore and look like sparkling diamonds.

A little-known, yet charming glacial lagoon.

Cairns built to bring travelers good luck stretch across the land like miniature stone mountains.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

This monument is a stark reminder of the horrors of the Zanzibar slave trade.