Pack a picnic when you head to Forest Park. With over 1,000 acres, a golf course, athletic fields, lakes, and a path system, you'll never want to leave the great outdoors.
How do you like to get around? The Museum of Transportation has any method you'd like, including a sizeable collection of antique cars, boats, planes, locomotives and railroad equipment.
Missouri has over 6,000 caves, but the Meramec Caverns are the largest commercial caverns in the state. According to legend, Jesse James used these caves as a hideout during the 1870s. Located only an hour away from the Gateway Arch, these caves are considered St. Louis's "Buried Treasure."