A winding, cliffside stretch of road overlooking the Delaware River.

One of the U.S. Forest Service's only mansions is outfitted with a dinner table for floating food.

A collection of more than 12,000 shoes, displayed in a building shaped like a shoebox.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

A super-sized promotional trick that is now a D.C. landmark.

Largest Roman Catholic church in North America.

This grand gothic brewery has been pumping out suds for over a hundred years.

A "hospital" where people went to be quarantined, die, and be buried in the yard.

Exact replica of the ancient monument, but much, much lighter.

The oldest farmer's market in America is so ancient it was approved by the King of England.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

This Pennsylvania cave holds evidence of the oldest known inhabitants of North America.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

Brussels' favorite peeing boy has a sister.

A little sculpture with a large wardrobe.

One of Canada's oldest museums, the beautiful Redpath has been serving up Natural History and Ethnography since 1882.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

World War II bunker still standing on the New Jersey beach.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

Breathtaking and huge 430 year old maps of Italy.

Lavish royal estate punctuated with heated greenhouses.

Paris' linguistic guide to the international language of, yes, love.