A brutal summer has caused havoc for many in rural Spain, but one unexpected side-effect of the country's worst drought in decades has delighted archaeologists - the emergence of a prehistoric stone circle in a dam whose waterline has receded.

Farmers in Tak’s drought-hit Phop Phra district on Monday used cat dolls in a parade ritual for rain-making, respecting the country’s animal-rights law by not using live felines for the very first time, said village headman Sangad Winnai.