A hidden architectural treasure in New York's Brooklyn.

Discover the taste of mold.

A Jewish deli run by Yemeni Muslims in an Afro-Caribbean neighborhood is quintessential Brooklyn.

The most radioactive spot in New York City can also fix your muffler.

A burial ground of rusting metal grave markers.

Final resting place for the Triangle Shirtwaist fire’s unidentified victims.

This former water source for the City of Brooklyn is now a thriving natural wetland.

A restored Shell gas station from 1937 that includes a tow truck, the original gas pumps, and the original office.

A set of rowhouses built for laborers at a glass company are the last of their kind in Annapolis.

A total of 14 men held the title of "president" before George Washington—their historical legacies are enshrined in the lobby of a hotel.

This memorial honors five journalists who were killed in a mass shooting in 2018, and affirms the importance of the first amendment.

A quick journey through the history of Annapolis.

This Annapolis home was built by one of the signers of the Declaration of Independence.

A touching tribute to a local hero who made sure his neighborhood stayed clean.

This 19th-century prison once held Irish revolutionary Constance Markievicz, writer Frank O’Connor, and a nine-year-old pickpocket.

This 16-foot, intricately detailed model of the Gearing-class destroyer has been called the most detailed model ship ever built.

This factory made "health corsets" that were a step towards liberating women's bodies.

A mosaic map made of over 100,000 tiles depicts the geological features and sea creatures that live along this San Diego beachside community.

The Yiddish language stages a renaissance in a shtetl-inspired cultural center on the San Diego coast.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

The overgrown ruins of a once thriving World War I-era copper mine.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.