The former locus of Boston's high culture has been shuttered and buried for over 70 years.

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

Statue commemorating the use of ether in anesthesia.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

This small beachside park commemorates the possibilities of discovery.

Tubing through a cave lit with glowworms is a magical underground experience.

Eat your Big Mac in a DC-3.

One of Auckland's oldest cemeteries was partially demolished during the construction of a major highway in the 1960s. 

The platform atop this verdant volcano was built with the help of a royal elephant.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

An unexpected Easter egg lurks in the background of a cherub wall relief at the Breakers mansion.

A tribute to Rhode Island's state bird, a domesticated chicken breed that dominated the 19th-century poultry industry.

You can find America's highest suspension footbridge at Grandfather Mountain in North Carolina.

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

The miraculous hydrant that saved the Mission District in 1906.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

These subterranean storage areas hold emergency water reserves.

A tribute to the artist and activist who created the rainbow pride flag.

Tour the oldest unrestored plantation house in America that is open to the public.

A stack of stones steeped in Irish folklore, much like the hero they're connected to, hide in plain sight.

Once the most flame resistant building in the country, the South Carolina Historical Society building was almost burnt down in a fire.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.