Final answer:
In the underworld, Odysseus saw sinners being punished for crimes against their families and households.
Step-by-step explanation:
According to Virgil's interpretation in the Aeneid, in the underworld Odysseus saw a small number of sinners being punished. These sinners had committed crimes against their families and their households. The punishments varied depending on the specific crime and included being carried away by vicious birds, being crushed by an overhanging rock, and being burned in flames.