group of ship resting on the sea in beach. top view of ban bang pu beach beautiful of long beach with blue-green sea with the hill

landscape nature sea view beach mountain ocean vacation coast travel sand summer holiday sunny background natural seascape wave national thailand tropical boat bang shore bay blue cloud sky park tree hill beautiful tourism tour relax scenery sightseeing skyline coastline scenic viewpoint pu prachuap khiri khan sam roi yot horizon rest sunlight clear gulf