Johnston Atoll and biological weapons testing site, a secret missile base, and a chemical weapon and Agent Orange storage and disposal site. These activities left the area environmentally contaminated and remediation and monitoring continue. The Johnston Atoll is a deserted atoll in the North Pacific Ocean located about southwest of the island of Hawai'i and is grouped as one of the United States Minor Outlying Islands. The atoll, which is located on a coral reef platform, has four islands. Johnston (or Kalama) Island and Sand Island are both enlarged natural features, while "Akau" (North) and "Hikina" (East) are two artificial islands formed
Raa Atoll the geographical and cultural point of view. However, they have become popular among tourists and foreigners in the Maldives who find them easier to pronounce than the true atoll names in Dhivehi, (save a few exceptions, like Ari Atoll)." Alifushi, located at the northern end of the atoll, is an island which has been traditionally famous for its skilled boatbuilding carpenters. It now houses shipyards. Hanikandu is the channel between Northern Maalhosmadulu Atoll and "Fasdhūtere" Atoll, beyond its southern border. This channel is also known as Moresby Channel in the honor of Robert Moresby, an almost forgotten captain and draughtsman,