One of the few remaining monuments dedicated to South Boston's Irish heritage.

This hotel was the site of major events in sports and radio history. It was also used as a detention center during World War II.

This little-known rival to the Library of Congress houses one of the largest collections of pre-1876 American books, newspapers, and manuscripts.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

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

This impressive Boston holy house is the American mecca for Christian scientists.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

The Inuit kayak from Robert Peary's 1896 expedition to Greenland is now on display at a local library.

This historic Massachusetts tavern played a critical role in the start of the American Revolution.

Once an integral part of Native American life, very few of these communal New England stones have survived to the present day.

Trash escaped from a landfill to fill beaches with all kinds of treasure.

America's "second most important bell" is a contentious spoil of the Civil War.

This classic red schoolhouse is said to have been where Mary and her little lamb went to school.

Try a classic Necco candy bar being resurrected in a small suburban shop.

The oldest continuously-operated inn in the United States, once owned by Henry Ford.

One of the now-less-hidden floral gems of the "Emerald Necklace."

A comic book store got the road by its shop officially renamed after Superman's girlfriend.

This dam in the woods, built by Henry Ford with only manpower and oxen, holds no water and serves no purpose.

This general store near Boston was once owned by Henry Ford, who had it relocated to a different town using a team of oxen.

The last remaining attraction from Paragon Park.

The only remaining place where you can play this century-old game for cash.

All that remains of the Whittall mansion are the ruins of the formal garden and its pergola, dedicated to the late Matthew J. Whittall by his widow.

Two thousand artifacts from around the world collected by one woman who loved to travel.

Commemorating the 1948 creation of the Jimmy Fund, a Boston-based cancer charity.