beside bridge bridges cross foot London over parallel pedestrian rail railway river suspension thames walk walking water diesel train foot bridge levelcrossing old style signals scotrail station burn fence footbridge highlands rails scotland span stream timber blue boat brown bushes coastal dock green reflections seagrass sky trees wood beach dune dunes estuary grey Lossie Lossiemouth pier piers sand sea wooden board corrubedo coruna direction directions eu galicia landscape nature path plain plank sign signs Spain vegetation saavem access accessible across barriers bright concrete construction cycle cyclists handrails inlet light lighting metal ocean ocean-view pathway pedestrians railing safety shared sharing solar-lighting solar-panels steel strength strong sunlight sunshine surface surfaces