a boat carrying a coal barge passes near kariangau harbor in balikpapan bay, east kalimantan, indonesia.

barge transportation boat cargo freight ship tug industry shipping transport vessel coal commercial export carrier industrial mineral mining port balikpapan beautiful boats connecting cruise dawn dock dusk east kalimantan freighter harbor ikn indonesia indonesian international kariangau nautical nusantara outdoor passenger penajam paser utara portage sea sky storage sun sunset travel vehicle