Mantanani Island: Malaysian gem in Sabah South China Sea

mantanani island sabah borneo south china sea malaysian islands tropical paradise white sandy beaches crystalclear waters marine biodiversity snorkeling diving coral reefs marine life sea turtles whale sharks island hopping kayaking tranquil shores relaxation adventure celebes sea malaysian state coastal getaway ecotourism nature exploration aquatic wildlife pristine beaches scuba diving travel destination island escape remote paradise tropical vacations beach activities natural beauty conservation area underwater world snorkel spots marine conservation secluded retreat island serenity