Surprisingly, it’s a first for Clark County. On Wednesday, the Las Vegas mansion once owned by legendary entertainer Liberace received an OK for historic designation by the Clark County Commission. The property is the first in Clark County to receive such a designation. The mansion, located near Swenson Street and East Tropicana Avenue, has undergone a major renovation. In August 2013, the 15,000-square-foot property sold for $500,000, about $29,000 less ...