Shop for books in the New Orleans house where William Faulkner once lived.

The curiosities and wonders of pharmacy in a delightful historic building.

A hidden beach at the end of a tunnel of mangrove trees.

This network of narrow, medieval passages has the most delightful name.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

This Dutch Colonial home is the oldest remaining farmhouse in Manhattan.

A well-worn marker in a forgotten alleyway is all that remains of what had been one of Manhattan's most beautiful buildings.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

This stunning 15th-century royal hill fort preserves the age of chivalry in Rajasthan.

This iconic tattoo shop has its own onsite museum with artifacts from the early history of modern body art.

A remarkable lava formation encloses a line of Buddhist statues that can't be accurately counted, according to local mythology.

A speakeasy takes on Chicago's drinking culture.

This shop for all your super spy needs hides an educational secret.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

An unassuming store hides relics of its former life as the jazz club that hosted some of the best black performers of the 1920s and '30s.

Former bath house turns gastropub.

One of the last functioning antique elevators in Chicago.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

This historic hotel invented the chocolate brownie.