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

What was one of the largest hotels in the country burned to the ground in a tragic fire.

An Ohio man paved the way for the future of American transportation.

The oldest county library in the United States.

One of the largest collections of holy relics in the country.

Giant trolls run this farm!

A small wall and marker are all that remain of this historic canal tunnel.

This tower-tomb honors a president who only held office for a little over a month but dedicated his life to his country.

The former broadcast site has been reimagined as a museum about the medium.

One of the most popular brands of glass among collectors, the story of the A.H. Heisey & Company glassmaker is told in this Newark museum.

A local cafe and concert venue occupy a 1913 school house.

This 30,000 square-foot museum is home to an extensive collection of art and artifacts that reflect the history of southwest Ohio.

A free park where visitors can learn about and collect 440 million-year-old fossils.

Built around 1845, this house was occupied for 100 years, serving as a home to a prosecuting attorney, a Union Civil War general, and a wealthy socialite.

A 1950s eccentric's vision of Eden preserved as a hiking trail.

A graveyard of bathyspheres and diving bells paints a weirdly accurate account of ocean exploration's rickety history.

This sidewalk monument honors more than 50 civil rights activists who helped change the face of America.

The Tallahassee Airport serves over half a million passengers a year and is home to some permanent residents too.

World's largest magnetic research facility.

An unusual college football tradition involves burying pieces of sod from competitors' turf, replete with tiny coffins and headstones.

This park commemorates the birthplace and legacy of the brothers who authored a song that has come to be known as the Black National Anthem.

Ch-Ch-Check out the world's largest hand-painted 3D mural.

This towering sweet treat is big enough to share... with an entire city.

The famous red-and-white Campbell's Soup label beckons hungry passersby in Ohio.