blue flag Flags flutter fluttering fly hoist hoisting lanka pole sky sri sri lanka srilanka wind Asia ceylon country nation sri lankan colombo curfew fear gun gunmen men panic set silhouette soldier soldiers sun sunset war wars Jetty pier palm pool resort swimming tree beach boat canoe clouds Dugout Fisherboat ocean sand Southern Province water harvest Oryza sativa paddy spike birds green herons orange paddy field rice white clean clear coast crashing foam Ocean Waves rocks turquoise dramatic dusk idyllic nobody sea Tranquil Scene vivid boathouse Dodanduwa Kumarakanda lagoon lake natural nature vertical