People offering beer to Pachamama - Apacheta
First day of Carnival 2010 in Jujuy Capital (Argentina).
The stone mount covered with flags and confettis is called an Apacheta, it is a shrine to Pachamama. During Carnival, people dance around the Apacheta and cover it with offerings like coca leaves and alcool.
For more photos and information about the Carnival in Northern Argentina, read the album description.