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

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

A desiccated merman and a walrus penis bone are among the oddities in this eclectic collection of shipwreck treasures.

The 25th President's marble casket can be visited in this classical Ohio tomb.

Mausoleums, astronomy, and animatronic dinosaurs at this memorial to an assassinated American president.

In an odd geographic anomaly this city borders two different states on opposite sides of town.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

This church in Pittsburgh is home to the largest collection of religious relics in North America.