Question: are there any islands that are undiscovered?
Answer: ŌKUNOSHIMA ISLAND. Get Hiroshima.com, Flickr // CC BY-NC 2.0. ... , ANTIPODES ISLANDS. LawrieM, Wikimedia Commons // Public Domain. ... , JACO ISLAND. Isabel Nolasco, Wikimedia Commons // CC BY-SA 4.0. ... , CLIPPERTON ISLAND. ... , NORTH BROTHER ISLAND. ... , BATTLESHIP ISLAND. ... , FORT CARROLL ISLAND. ... , LAZZARETTO NUOVO.