If you’re in or near Hutchinson, KS, you really should spend half a day at Strataca, previously known as the Kansas Underground Salt Museum.
You could combine this with a visit to the nearby Cosmosphere for a really weird experience.
If you’re in or near Hutchinson, KS, you should visit the Cosmosphere. Heck, if you’re in Wichita, you should visit the Cosmosphere. It’s that good.
If you’ve got kids, and you’re in Fort Collins, CO, you should visit Fort Collins Museum of Discovery. There’s a large amount of really amazing exhibits good for kids from about 2 to 13. There are some decent northern Colorado exhibits for older kids and adults, but the emphasis is on youngsters.
If you’re in or around Denver, Colorado, you should visit Wings Over the Rockies. This museum has a flock of jets, airplanes, rockets and flying things.
You will see aerospace-related things there you can see nowhere else, and you’ll see them close up.
If you happen to be in Casper, Wyoming, you should visit Tate Geological Museum. It’s a small, but very well done geology and paleontology museum. There’s interesting things for most family members, even well-informed 4-year-olds could have fun and learn things.
