She told him where to go, so he did. “Mrs. Robert McConnell and son Robert Jr. peer into strange 14 foot cave-in in backyard of their home at 216 N. Lincoln St., Burbank. Authorities say they can’t figure out cause.” (June 20, 1960) My guess is that it was a collapsed masonry cistern. [Found here. Image source here.] Share this:FacebookTwitterTumblrPinterestRedditMoreFacebookEmailLinkedInPrintPocketWhatsAppSkypeTelegramLike this:Like Loading... Related Author: Bunk Strutts Boogah Boogah. View all posts by Bunk Strutts