ancient architecture barrel battlements cannons Cornish cornwall defence defend defense England english firepower force Great Britain gun historical metal Michael mount national trust old power protect ramparts saint sea St. Michael's Mount stock stone war weapon wheels action aerial aerofoils air blue cloud color colour diversity flock fly glide gliders green group hang-gliders hill landscape on the move outdoor parachutes paragliders sky soar South Downs sport summer suspend Sussex aeroplane aircraft aluminium apex block building city diamonds flight futuristic Gherkin glass gray grey iconic jet landmark London modern offices plane roof silver skyscraper top tower triangles windows aerofoil descend field glider hang-glider land landing parachute paraglider woodland activity countryside Cross-country cycle cycling cyclist destination direction energy exercise February fence goal journey keep-fit leisure mountainbike off-road path ride snow snowy track travel winter bicycle bike footpath holiday meadow move nature pleasure tour trail transport vacation view wild coastline