Philadelphia is home to the nation's first zoo, established in 1859. elaborate share
Boulder, Colorado is home to the Flatirons, a series of dramatic sandstone rock formations that are a popular destination for climbers. elaborate share
Denver's official slogan is "Mile High City" because its elevation is exactly one mile (5,280 feet) above sea level. elaborate share
Minneapolis is home to the Mill City Museum, built on the ruins of what was once the world's largest flour mill. elaborate share
Cleveland is home to the Rock and Roll Hall of Fame. elaborate share
Cincinnati is home to the nation's oldest professional baseball team, the Cincinnati Reds. elaborate share
Bozeman, Montana is home to the Museum of the Rockies, which houses the largest collection of dinosaur fossils in the world. elaborate share