advice alert announcement be-careful beware black care careful cars caution cautious communicating communication conditions danger dangerous information informing large-vehicles look-out observant red risk risks road-conditions road-train rural-area safety semi-trailers sign signage slow-down speed speed-reduction symbol text traffic trailers transport transportation trucking trucks vehicles warning warning-sign watch watch-out white words autobahn automobile bridge carriageway dual interchange intersection interstate junction lanes lorry main major motorway overpass ramps road route slip truck trunk autumn autumnal bank banks lake leaf leaves loch misty path peace peaceful quiet reflection scotland scottish still stones tree trees wall water adventure exploration explore follow future hike hiking journey lead trail Trek unknown walk walkway barrier block blocks buildings city closed dumper dusseldorf flats lights office roadwork roadworks shops street town architecture Balearic Islands blue homes houses lane majorca mediterranean mountains sky Spain spanish villa village beech bend british colour copper direction England Fagus fall forest gold Great Britain rural russet Sussex tawny travel uk wood english estate green landmark oxfordshire park parkland stone circle sycamore clouds glow high pine pine tree Poland ray rock Slovakia snow sun tatra