Ключевые слова: attention, belgium, boat, caution, channel, danger, dangerous, equipment, finland, float, guard, guide, harbor, lake, limit, marina, marine, mark, marker, nautical, navigation, no, no wave, pier, pilot, pointer, prohibited, protection, range, red, rescue, rest, rule, safe, safety, sailing, scene, sea, secure, security, sign, slow, speed, square, symbol, transport, transportation, vessel, water, waves,