sentences:  In the 1990s, Mark C. Taylor opined that the similarities between Disney and Las Vegas that Venturi et al.had touched upon in the 1970s had grown immensely over the years, with much of the urban space being thematized and devoted to fantasies upon fantasies and "worlds within worlds".He observed that this architectural link to Disney had even been made concrete, with the MGM Grand Hotel directly mimicking (albeit with some differences) the original Walt Disney World.