Nha Trang is a coastal resort city in southern Vietnam known for its beaches, diving sites and offshore islands. Its main beach is a long, curving stretch along Tran Phu Street backed by a promenade, hotels and seafood restaurants. Aerial cable cars cross over to Hòn Tre Island, and the nature reserves of Hòn Mun and Hòn T?m islands, reachable by boat, have coral reefs.