http://disneyparks.disney.go.com/blog/2014/06/a-look-back-at-june-14-1959-grand-opening-of-the-disneyland-alweg-monorail-system-matterhorn-bobsleds-and-submarine-voyage-at-disneyland-park/
http://disneyparks.disney.go.com/blog/2014/06/a-look-back-at-june-14-1959-grand-opening-of-the-disneyland-alweg-monorail-system-matterhorn-bobsleds-and-submarine-voyage-at-disneyland-park/