About Guam: Guam is located in the western Pacific Ocean. It is an American overseas territory and U.S. military base. The military bases are primarily located in the northern part of the island. Guam has been taken over historically by the Spanish, Americans, Japanese and Americans once again. The island bears well-preserved traces of many different cultures. Guam is also a tropical holiday destination with clear blue oceans and even bluer sky. It has a duty-free shopping paradise and is an excellent place to take wedding photos. For history buffs, the World War II sites and museum on Guam are waiting to be explored. While on Guam you can try out scuba diving, snorkeling, or rent an ATV and go off-roading for an adrenaline-pumping jungle tour.