This heritage rail line meanders through Delaware’s Red Clay Valley.

The second oldest and longest of Delaware's three covered bridges.

The smallest and oldest covered bridge in Delaware.

Visit a fourth-generation farm and museum dedicated to everyone's favorite fungi.

This vintage short line in Amish country runs passenger steam train excursions and still hauls freight.

A huge railroad museum with over 100 pieces of rolling stock focusing on the railroad history of Pennsylvania.

A comprehensive collection of toy and model trains, largely from the mid-20th century.

This extraordinary model train layout covers over 1,700 square feet, with multiple trains running simultaneously.

See where Bill Murray kidnapped a hapless Punxsutawney Phil.

Its eclectic exhibits range from the world’s first motorcycle to Luke Skywalker’s Land Speeder.

First planned industrial community in the United States.

This abstract sculpture is rumored to cast a hammer-and-sickle shadow once a year.

A hollow cement depiction of time's inexorable effect on the human body.

These pretty kitties killed and ate as many as 135 railway workers.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

To find the "unicorns of the deep" you've got to go downstairs.

The pieces in this sculpture garden are made from demolished buildings that were once landmarks of Motor City.

The bones of an old zoo crumbling in the shadow of a new one.

The Beaux-Arts aquarium boasts a vast collection of saltwater and freshwater fish on an island in the Detroit River.

Advice-columnist's bell tower, paid for with pennies.

Detroit’s downtown castle is one of the oldest structures in the city.

Opulent downtown movie theater now houses cars as an indoor parking garage.

38-story baroque tower reflecting Detroit's rise, fall, and possible rise again.

The grandiose interior of this bar speaks to its past as home to famous jewelers and railway offices.