A former waterfront market is now in the center of town due to some interesting Boston engineering.

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

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

The world's oldest continuously operating airport was founded by the Wright Brothers.

The development and impact of electronic media showcased in a picturesque farmhouse in Maryland.

Before founding the American Red Cross, Clara Barton had a tremendous humanitarian impact by locating thousands of missing soldiers.

The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

A historic neighborhood church is reborn as a psychedelic arts collective.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

A Civil War fort in the middle of Washington, D.C. has been swallowed by a forest.

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

This luxury shopping lane has been protected by its own tiny police force for over a century.

One of Europe's oldest libraries.

The beams of the New College, Oxford dining hall come with an amazing story.

Claiming to be the oldest hat store in the world, this historic haberdashery had a hand (and a head) in the creation of the Bowler.

A tongue-in-cheek arcade where the games are based on everyday life.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

The romance of early commercial flight still fills this Art Deco destination.

A historic estate packed with George Washington's heirlooms, and its own nuclear bunker.

Washington's iconic carousel has a nice piece of Civil Rights history.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

Go take a picture with the inventor of the daguerreotype photographic process.