This former sugarcane transport tunnel is now a portal to a lovely beach.

La Cara del Indio honors the Taíno chief who fought bravely against the Spanish invasion of Puerto Rico.

Years of neglect and nature took a toll on this 19th-century lighthouse.

Everyone from Alan Ginsberg to The Rolling Stones has stopped by this classic dive bar.

This tiny home was originally a narrow alleyway.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

A park where people have been going to feed friendly pigeons since the 18th century

This colorful gate stands as an entrance to the walled city of Old San Juan.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

On a clear day, you can see all the way to the Virgin Islands from the top of this observation tower built in the 1960s.

The head of a legendary creature allegedly killed during colonial times is now on display at a local restaurant.

All that remains of the former site of the final home of president Franklin Pierce.

A New England curiosity cabinet, one hundred years on.

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.

Millions of numbers carved in glass represent the tattoos forced upon victims.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

Dedicated to one of the darkest moments in Irish history.

A tiny plaque marks the location of the water source that facilitated the birth of modern-day Boston.

Located in Faneuil Hall, the headquarters of the Ancient and Honorable Artillery Company of Massachusetts has stood the test of time.

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

"Mock all and sundry things, but leave the saints alone."