sentences:  Between 1991 and 2002 various other historical structures including a working tavern and grist mill were added to the property.After the plans for Disney's America were unveiled in September 1993, some officials from Explore Park noted striking similarities in proposed themes and rides.On July 24, 2001 Roanoke County made a five-year financial commitment to the park when the State of Virginia eliminated the park's annual appropriation, starting in 2002.