water transport waterways 24 maritime transport 14 vessels (machinery) 12 transport 11 history 11 channels 11 more ... railway transport 11 air transport 8 inland water traffic 8 sea ships 7 water courses regulation 6 reciprocating steam engines 5 canals 5 shipbuilding 5 inland navigation 5 construction 4 trade 4 plavební kanály 4 přístavy 4 říční doprava 4 means of transport 3 history (pedagogy) 3 lodě 3 road freightage 3 sea ports 3 buildings (construction) 3 inland waterways 3 vodní stavby 3 water structures 3 less ...