Opened in 1946 by Bugsy Siegel, The Flamingo Hilton is the mother all of Las Vegas casinos. A trip to Vegas would not be complete without experiencing where it all started. The Flamingo spent $130 million to make Bugsy's "real class joint" a beautiful bastion of old Vegas on the Strip. The casino floor is average, but the sense of nostalgia and history make up for any shortcomings. Click here for full editorial.