architecture barrier bars blocking off cage closing off decorative defense fence forged gate historic iron jail metal parallel place prevent prison protection safety security sightseeing spears spiked steel symbol view wrought ancient attraction castle defence defend defensive England gilded gold Great Britain historical old ornate railing royal secure spike stone stronghold tourism tourist uk wall window Windsor arching Australian black boy bush bushland dumbbell flowers evergreen flowering fragrant grass tree Kingia australis layers mantle multiple flower stalks outback plant resin slow-growing spiny leaves stout trunk tall unusual belief blood-red christian christianity cloth crown crucifixion Easter faith Good Friday hope material pain painful platted red red cloth religious scarlet sharp spikes symbolic symbols thorns thorny twisted wood wood grain black black cloth cross wooden