Cinq Mondes Founder Jean Louis Poiroux Discusses His New Book; Spa Bellagio Hosts Book Signing Spa Bellagio in Las Vegas hosted a special event that offered a first look at the skincare founder’s new book. Read More lifestyleKamala KirkOctober 19, 2018las vegas, cinq mondes, skincare, book, beauty, spa bellagio, jean louis poirouxComment