There are 19 untouched islands that are just a short boat ride away in Nha Trang Bay, Khanh Hoa Province, Viet Nam. The 4-stroke, Emperor speedboat (www.emperorcruises.com) is the fastest and most comfortable speedboat in Nha Trang Bay. Often referred to as the beach capital of Viet Nam, Nha Trang, on the South Central Coast, enjoys a stunning coastline with white sandy beaches, an abundance of marine life and thriving reefs, ringed by a necklace of mountain ranges.