Family-friendly Las Vegas — best hotels with kids, best pools, Discovery Children's Museum, Shark Reef, Circus Circus Adventuredome, and how to skip the casino smoke.
Best family hotels: Excalibur (castle + arcade), Mandalay Bay (beach pool), Circus Circus (acrobats + Adventuredome), Resorts World (eight pools). Non-gaming options: Vdara, Trump, Signature at MGM. Must-dos: Shark Reef, Discovery Children's Museum, Ethel M cactus garden, Springs Preserve.