The world's largest Holstein cow.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

East meets West in this Japanese-style garden featuring plants native to Maine’s Mount Desert Island.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

These light, hollow rolls have been linked to Acadia National Park since the 1890s.

A tribute to Ponce de Leon's supposed quest for eternal youth.

The most photographed house in Maine looks good enough to eat.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

This Cape Cod museum exhibits what it claims is the only authenticated pirate treasure in the world.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

The maritime museum that boasts the largest nautical library in the western hemisphere.

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

A much-maligned monument to teetotalism.

Perhaps the most scandalous statue of America's first president.

The "lovely red Vega" of the legendary record-settling pilot.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

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

A painfully obvious spy house sits right across the street from the Russian Embassy.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

Look closely and you’ll notice that the color changes a third of the way up the tower.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

An enormous, inside-out glass globe built in 1935.

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

This landmark cemetery in Boston was created more than 300 years ago.