NEBRASKA

I'm starting my trip in good ole Nebraska. I think I've got every place planned out. Here's a list of what I'm planning to see in the big NE:
1. World's Largest Time Capsule - Seward
2. Hastings Museum
3. Great Platte River Road Archway - Kearney
4. Chevyland USA Auto Museum - Elm Creek
5. Fort Cody - North Platte
6. Ole's Big Game Steakhouse & Lounge - Paxton
7. Mansion on the Hill/Boot Hill - Ogallala
8. Chimney Rock
9. Scottsbluff
10. Carhenge - Alliance
11. Snake River Falls - Valentine

Am I missing anything that is a must-see in Nebraska?
www.visitnebraska.gov