appearances bushland-park carriages comfort driven driver driving engine flowers foliage fun gardens locomotive motorised motorized movement moving observation park pedestrians red relief seated shaped shapes sights sightseeing tourists train transport travel trees views visitors wheeled aid compact compacting compactor equipment firm firming gas-motor gas-powered hand-controlled hand-held harden help machine noise Noisy paving petrol-motor petrol-powered pounding power powerful sand Soil solid solidifying tool tools vibrating work care cutter cutting danger grass grass-cutter grass-cutting groundsman landscaping lawn lawn-care lawn-mower lawn-mowing machinery maintenance man mobile motor-mower public-area rotary-mower sign signage warning workman boots brush cutter fuel fuelled gasoline-engine line trimmer line trimmers motor outdoor power equipment petrol engine protection protective clothing protective gear safety safety colours shaft spinning strimmer string trimmer trimmer weed wacker whipper snipper work clothes working assist assistance color colors colour colours cool cooling disability disabled green greenery handicap handicapped height high light lighting mobility-aid mottled open path pond pool public relaxing shade shadows shady shrubbery sunlight support tree-lined undergrowth walkway wheelchair boat boating cat Catamaran catamarans city city-skyline cityscape control deck dock docked enjoyment guard-rails lines luxurious luxury moored mooring multihulled multihulls outdoor-sport outdoors parallel-hulls pleasure-craft rails recreation recreational-sailing river river-mooring sea-going-vessel secure security ship speed under-sail water waves wealth angles building building-maintenance-unit dangerous elevated external features gondola gray grey Harness harnessed heights paint painters painting perspectives platform platform-lift riggers rigging risks risky safety-harness surface surfaced surfaces surfacing suspended suspended-access textured textures up-high wall walls white workers workmen