At least eight buildings that had developed cracks and were declared unsafe following recent rains collapsed in Anni area of Himachal Pradesh`s Kullu district on Thursday, throwing up large clouds of dust and debris. There were no casualties.

The buildings housing shops, banks and other commercial establishments had developed cracks four-five days ago, Sub Divisional Magistrate (SDM), Anni, Naresh Verma, who was at the spot, said.