Become a prohibition rebel.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

New York's oldest magic store.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

Try not to get slimed in Tribeca.

Tucked in the back of this amazing antique store is an important piece of medical history.

A crumbling hospital from the 1850s on Roosevelt Island.

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

Statue commemorating the use of ether in anesthesia.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

This ambitious father and son team reigned supreme over the North End, and witches, for many years.

A prime example of New Orleans' unique architecture these early 20th century homes were built to look like steamboats.

This New Orleans statue of a portly figure in a goofy hat pays homage to a classic of satirical literature.

A haunting, yet lovingly hand-hewn potters' field full of graves that flood with each heavy rain.

The stone labyrinth in this New Orleans city park was laid to symbolize healing in the wake of Hurricane Katrina.

A private museum dedicated to preserving the heritage of Mardi Gras' most beloved underdog parades, open by appointment.

Tiny historical streetcars wind through a small scale version of Crescent City in this whimsical train garden.

The state's oldest continuously operating museum houses more than 5,000 Civil War artifacts.

The greatest collection of New Orleans masking and processional traditions covering everything from Baby Dolls to Skull and Bone gangs.

A house of courtship where the Jazz Age's most storied lovers got their start.