A: Even though most have been revised and/or renamed, the only attractions still at Disneyland today that were there on opening day, July 17, 1955, are:  King Arthur Carrousel, Peter Pan’s Flight, Mad Tea Party, Snow White’s Adventures, Mr. Toad’s Wild Ride, Autopia, Santa Fe and Disneyland Railroad, Horse-drawn Streetcars, Main Street Cinema, Jungle Cruise, Mark Twain Riverboat, and Penny Arcade.