Which features of the anglo-saxon culture are present in beowulf?

There are a lot of features of Anglo-Saxon culture that are present in Beowulf, but some of the main ones are:

The belief in a supernatural world (i.e., ghosts and spirits)

A strong focus on family and honor

The importance of violence and war

The belief in a divine monarchy (i.e., God is the king of all)
Beowulf is a great example of how these aspects of Anglo-Saxon culture were reflected in literature.