At this time , the property saw the addition of the Disney California Adventure theme park , a shopping , dining and entertainment complex named Downtown Disney , a remodeled Disneyland Hotel , the construction of Disney 's Grand Californian Hotel & Spa , and the acquisition and re-branding of the Pan Pacific Hotel as Disney 's Paradise Pier Hotel .
In 2001 , the area around the park expanded into a resort with three hotels , a shopping and dining area called Downtown Disney and a second theme park , Disney 's California Adventure .