The beginning of the historic Iditarod Trail connecting the Alaskan cities of Seward and Nome.

While not recognized by Guinness, this chocolate waterfall is likely to be the world's largest.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

An elaborate, hidden model train in the Needham Town Forest.

A creative deviation in this post office's design was once a source of controversy.

From printing money to live music, this Beaux-Arts style building has had many identities over the last century.

A historic presidential getaway on the continental United States' southernmost island.

A monument celebrating the idea of reaching inaccessible places.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

A unique collection of diving equipment spanning antiquity to the present day.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.

Recently celebrating its 25th anniversary, the garden opened in September 1997 to celebrate the men and women who have had the greatest impact on Key West.

The world's oldest and largest museum of mass transit vehicles.

A building so large that it has its own weather.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

The thousands of shades on display — some toxic, others impossibly rare — are a library of more than just color.

The Boston square dedicated to the dark poet who was born nearby.

The massive machine creates cracking displays of indoor lightning.

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

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

The first handmade canoe built by members of the Passamaquoddy in over a century.

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

Since 1956, this quintessentially New England seafood shack has been boiling its lobsters in seawater over wood fires.