A Parisian exterminator's shop whose storefront displays stuffed rats hanging from traps.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

An off-the-beaten-path boutique stuffed with an eclectic collection of upcycled goods.

The first green space constructed on an elevated viaduct.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

This Portland shop is brimming with natural wonders, local art, and handmade goods fashioned from recycled materials.

The U.S. Navy's last diesel-electric submarine rests half-submerged in the middle of Portland.

Private collection of art inspired by cabinets of curiosity.

The trailblazing Swedish businesswoman created a beloved minty candy called polkagris.

It houses the remains of a 17th-century version of the Titanic.

From Coke II to Google Glass, this exhibit features some of the most spectacular commercial flops.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.