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
Ari Atoll islands in the Atoll designated for tourist resorts. Each island resort is self-contained with accommodation and recreational facilities such as tennis court. Scuba diving is the most popular tourist activity in the Maldives. The diving in Ari Atoll is extensive and is often defined by location within the atoll, either North or South. The main tourist resorts were Ari Beach, Halaveli, Maayyafushi, Twin Islands Resort, and Dhoni Mighilli Ari Atoll Ari Atoll (also called Alif or Alifu Atoll) is one of the natural atolls of the Maldives. It is one of the biggest atolls and is located in the west