Engineering wonders light up rural Sri Lanka        by Lionel Yodhasinghe        K. Jayasena and his fellow villagers of Lunugalahena like many other       typical Sri Lankans blamed the politicians for not fulfilling their       election pledges, such as providing electricity and motorable road to this       rustic village in the foothills of the Sripada Mountain range.       However, an engineering wonder lit up 77 houses in the village       recently. "Providing electricity was the talk of the town especially       during elections but our children wouldn't have been able to switch on a       light to do their homework at night had this wonder not taken place,"       villagers said.        Neither Jayasena nor his fellow villagers would have enjoyed the beauty       of the cascading waterfalls nor would they have understood the value of       the rhythm of babbling brooks around them. But to their surprise, a small       dam was built across the village stream, ...