Need a soothing escape from the rowdy crowds, thumping music, and flashing slot machines? Why not treat yourself to a body wrap, scrub, or a massage at one of the best spas in Las Vegas? Most of the city’s most sought-after spas are located on the Las Vegas Strip, with impressive facilities, unique amenities, and impeccable service – but don’t be afraid to look beyond the Strip. Some resorts and hotels located off the Strip have acclaimed spas offering a full menu of impressive massages as well as therapeutic, and body treatment services. You’d be forgiven for thinking spas are just for massages, but the best spas in Las Vegas incorporate gyms, fitness centers, and offer a complete menu of salon services for nails, makeup, and hair. Even better, the daily resort fee paid by guests usually covers access to these spa facilities, but non-guests can purchase day passes and…