nine arch bridge tunel haputale sri lanka

'bridge advance alley arch arches architectural area badulla bandarawela barrelling black bog bridge bridge’s called colombo colonial-era constructing construction country darkness examples greenery haputale hillsides increase infrastructure ingenuity lanka light line locomotives moment monochrome mountains nearby night nine one railway road sky sky' sky’ snapshot sri steady subway surrounding tourism train transport travelling tunel tunnel venture viaduct ‘bridge