If you're over 55, you qualify for a senior discount. I think we only paid $5/each for our tickets. Most of the display explanations were over our heads (difficult to understand), but the ones that weren't were interesting. There is a film every 15 minutes or so that is good. On two levels you can go outside and walk around on an actual rig. There is an elevator. We were only there about 45 minutes. There is a great restaurant nearby called Olympia Grill. They will validate your parking for up to 3 hours.