An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

Rebuilt remains of a temple to Roman god Mithras.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

A Roman spa buried deep beneath the City of London.

Scattered throughout London are ancient remnants of the city's former bounding wall.

Hear the quietest sound from across the dome.

Parking garage where Bob Woodward met Watergate source "Deep Throat."

One of only three examples of a stained glass window manufactured by the Tiffany Company in Scotland.

It took 275 years and four burials to finally put the Mayflower’s most famous passenger to rest.

P-town goes wild for the malassadas at this 87-year-old institution.

A soon-to-be-forgotten roadside spectacle loaded with local lore.

The beloved, war-tested mascot of a Union regiment graces their battlefield monument.

Its unique collection details the history of the state's svelte railroads.

The only remaining historic maritime signal station in the United States.

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

The site of Paul Revere's historic two lantern warning.

Pay homage to the quintessential P-town dive.

The site of America's first commercial oil well essentially disappeared after the town went bust.

Former utopian colony based on the belief that the universe exists in a hollow sphere.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

This half-ton piece of the Alps sits at the base of the CN Tower.

Huge winged monument in the United Kingdom.

Hundreds of years ago, this lion-shaped door knocker could help a person accused of a crime find temporary safe haven in Durham Cathedral.