A statue of a bull is covered by snow at the entrance of the bullring in Ronda, southern Spain, Thursday, Jan. 19, 2017.
The army's emergency unit said Friday it was distributing blankets and hot drinks to hundreds of people trapped on the A3 highway linking Madrid to the coastal city of Valencia and on other roads in the region.
Soldiers and firefighters used snowplows to try to clear the snow, managing to open A3 traffic toward Valencia although it remained blocked toward Madrid.
Some train services in the region were also interrupted.
Heavy snowfall and rainstorms have hit many parts of Spain this week with some eastern coastal tourist towns reporting their first snow in decades.
The AEMET weather agency said that more snow and freezing temperatures were expected Friday.
Comment: With such minimum information available, It is hard determine what might be the cause of these booms. They could be a result of the increase in meteorites exploding in our atmosphere or a sign of some earth changes. Nevertheless, reports of these mystery booms have risen significantly in the past few years.