Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

A rare view of a preserved Victorian science museum.

A layered tribute to the work of mosaicist Isaiah Zagar.

You feel like you're in a forest, but you're actually walking amidst the branches and trunks of a single giant tree.

An actual 1957 Cadillac De Ville, encased in 15 cubic yards of concrete.

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

These ornate arches show how the course of the River Thames has changed.

An incredibly well-preserved piece of ninth-century Viking poop.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

Hundreds of 19th-century characters descend upon an Ohio town every autumn.

One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

These light, hollow rolls have been linked to Acadia National Park since the 1890s.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

A church of bones, decorated with 40,000 human skeletons.

The world's largest "Christmas tree" is illuminated by hundreds of lights stretching 2,000 feet up the slope of Mount Ingino.

Albuquerque found the perfect use for tumbleweeds at Christmastime.

A library and museum dedicated to typography.

You don't have to be a diplomat to visit the so-called Camp David of the West.

Medical and zoological curiosities for sale.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

This stockpile of junked electronic and mechanical gadgets is a favorite among Hollywood prop masters.

The neighborhood shop is a sort of tiny cactus museum full of exotic specimens you can take home.

Surat Thani's official flower—and the world's largest—smells of rotting meat.

Where layer cakes tower above one’s head and there is never a shortage of icing.