Vegas sits in a Valley surrounder by Mountains, to the West, up Charleston Blvd is Red Rock Canyon, With a Scenic Loop overlooking Red and White Sandstone. You can Race an Indy Car, there is also a place called Fly Away that has a fan blowing you up in the Air Like a skydiver, you can even fire a Machine Gun. What are some or your Interest?
If you are into Minerals, check out:
http://maps.google.com/maps?layer=c&...OaDczQSXjMyFDA
Giant Amithest Geodes Taller than you, unless you are seven foot tall and they still may have it, plus the Tourmalines, Citrines, Fire Agates, about anything.
Over the East Mountains(Frenchman and Sunrise Mountains) is Lake Meade and is held up by Hoover/Boulder Dam. Below the Dam is a couple of Hot Springs.
Valley of Fire is to the Northeast and not too far away.
If you like Exploring and Adventure check out Mercury Bluprint and Supplies, they have 7.5 Minute Topos that show VERY detailed lay of the land(Ponds, trails, streams, mines).