Phantom islands are islands that are believed to exist and appear on maps for a period of time (sometimes centuries), and they are removed after they are proven not to exist (or the general population stops believing that they exist).
... average density of 136.8/km² (354.8/mi²). The racial makeup of the town is 95.24% White, 0.93% African American, 0.13% Native American, 0.93% Asian, 0.00% ...