An Underwater Waterfall? Claim: this is a photo of an underwater waterfall Photo credit: Michael Friedel. The claim is false. This is an illusion created by sand and silt moving down an underwater cliff because of waves. See Science Blogs for more details. Share this:TwitterFacebookGoogleLike this:Like Loading... Related Leave a Reply Cancel reply Enter your comment here... Please log in using one of these methods to post your comment: Email (required) (Address never made public) Name (required) Website You are commenting using your WordPress.com account. ( Log Out / Change ) You are commenting using your Twitter account. ( Log Out / Change ) You are commenting using your Facebook account. ( Log Out / Change ) You are commenting using your Google+ account. ( Log Out / Change ) Cancel Connecting to %s Notify me of new comments via email. Notify me of new posts via email.