The only example of a Paris Métro sign in use at a subway station outside of the French capital. 

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

This city block-long devotional site, a replica of a famous site in France, is dedicated to the patron saint of grandmothers, mothers, and educators.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The world-record holder for the longest bridge stretching continuously over water.

This "second" cemetery represents New Orleans' attempt to keep cholera at bay.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A museum and shop on Bourbon Street located in the French Quarter.

The final resting place of New Orleans' most famous voodoo priestess.

It was once the base for a series of domestic terror attacks.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

The most decorated dog of World War I is preserved in the Smithsonian.

The oldest continuously operating fish market in the United States.

Home to items never before seen by the public.

The land is home to swimming ponies and a legendary 18th-century treasure.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

The lecture hall where Alexander Graham Bell first demonstrated the long-distance phone call.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

A beacon atop a downtown building provides Bostonians with weather forecasts and baseball news.