Richardson to complete work at the hotel towers and theater. The LEED Silver-designed development also includes the Theatre at Resorts World, a state-of-the-art, 5,000-capacity, concert and entertainment venue with two private lounges, special access bars, and VIP opportunities. Resorts World Las Vegas is the first fully integrated resort to be built on the Las Vegas Strip in over a decade and features two 66-floor towers with 3,500 guestrooms, a 117,000 square foot casino floor, 5.5 acre pool deck (the largest in Las Vegas), 27,000 square foot spa, 70,000 square feet of retail space, and 250,000 square feet of meeting and banquet space.