One of which was harnessing the power of fire. However, not many well-preserved fireplaces dating back to the coldest part of the ice age (between 26,500 and 19,000 years ago) remain in Europe.

Although they huddle near fireplace at night, the biting cold and the chilly winds ... times and Purna Kali recalls how her family has to run here and there for shelter each time. "When will the ...