boat boats building dixie queen dockland docklands London paddle-steamer paddlesteamer river ship ships thames water water-wheel wharf wheel architecture blue bridge bridges car cars cloud dundee road scotland skies sky span Tay water system wave waves accommodation across-the-river balconies buildings city commuter commuting ferry high-rise mobility movement navigation passengers people Perth popular power regular river-ferry riverside safety security sight-seeing skill South-Perth Swan-River tourism transport transportation travel trees views eu metal porto Portugal structure wine Athabasca bank canada current edge flow forest mountain natural nature rapids rock shore wild Devon England Great Britain landscape peace spring tranquil uk united kingdom apartments background blue-haze cityscape culture highrise highway hills homes housing light lighting modern river-views shadow shadows suburban sunlight sunshine surfaces traffic vegetation vehicles waterways