13 Unique Things to Do on Your Next Trip to Las Vegas

The lobby of the Bellagio doubles as a glass-ceilinged conservatory and botanical garden that changes its wild and decorative interior — complete with running fountains, oversize plants, and lush greenery — every season. If it's animals you're after, there's plenty of that at Vegas's massive hotels, too. Mandalay Bay offers a walk-through tank at its Shark Reef Aquarium, the Flamingo hotel has an entire wildlife habitat, and the Golden Nugget even lets guests take a water slide straight through a herd of sharks.