The fifth pillar of Islam, hajj, requires Muslims to make a pilgrimage to what city?

Mecca is the city that they have to travel to

During the paleolithic, hominins grouped together in small societies such as bands, and subsisted by gathering  plants  and fishing, hunting or scavenging wild  animals. the paleolithic is characterized by the use of knapped stone tools, although at the time humans also used  wood  and bone tools.