The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

Pirates had to be ousted from the land where this now ruined Louisiana fortress was built.

A mysterious find dredged from Louisiana waters.

This museum chronicles the history of a leprosy quarantine hospital that then became a refuge.

One of the longest water bridges in the world was built over a supposedly haunted swamp in Louisiana.

A 19th-century Gothic, castle-like statehouse by the Mississippi River.

A Cajun-style Christmas on the river also involves sky-high pyres and explosives.

The only place to see live frogs don pigtails and top hats, then eat their scrumptious legs.

This Birdsill Holly fire hydrant is the remnant of a very different type of hydration innovation.

A swamp and garden tour featuring local wildlife and exotic botanical specimens from around the world.

The crumbling ruins of this southern American fort have survived storms, war, and cults.

A museum dedicated to the lovable crime couple Bonnie & Clyde, just a few miles away from the site of their early demise.

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

A treasure trove of rare and exquisitely detailed antiques

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

An impressive collection of dollhouses and an homage to the frog-leg canning industry.

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

This abandoned Civil War fortress is slowly being swallowed by the waters of Lake Borgne.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

A little piece of Paris in the sultry south of the U.S.

A museum of unusual collections, mini-towns, and a half-dog, half-alligator.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.

This knobby, drooping New Orleans oak is a favorite place both for climbing and for meeting giraffes.

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