A swimming hole in the historic industrial quarry that supplied the marble for the Baltimore Washington Monument.

This historic lighthouse was well known for the large number of women who served as its keeper.

The development and impact of electronic media showcased in a picturesque farmhouse in Maryland.

Historic home of America's sweetheart sharpshooter, Annie Oakley.

A mammoth pair of Civil War artillery guns abandoned out in the forest.

An isolated island home to one of the oldest English-speaking communities in the region and Maryland's state dessert.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

This eye-catching sculpture of rural life seems a bit out of place at a suburban intersection in front of a car dealership.

Crypt mausoleum in cathedral's basement contains relics of third century Roman martyr, Saint Vibiana.

This spot in St. Louis, marked with a simple sign, has seen more pro baseball than just about anywhere else in the world.

A wax effigy of St. Valentine hides one of the saint's relics.

The only remaining Cold War–era Minuteman II missile control center in Missouri.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

Famous church recognized for both its unique design and disciplined monks that live according to the Benedictine discipline.

A sculpture of a giant man escaping from the depths of the Earth.

The man who was president for only one day and spent most of it asleep.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

This wooded grove of beautiful hand-built stone grottos is a hidden gem within a shuttered Franciscan monastery.

The first rural cemetery west of the Mississippi is home to the elaborate tombs of St. Louis' local beer barons.

A piece of John the Baptist in the American heartland.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

The world's largest collection of fine-scale miniatures and one the nation's largest collections of antique toys.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

While knives are the main feature in this store, visitors will also find dinosaur bones and meteorites.