Epicpoem

10 clues
Long lines?
Beowulf, e.g.
Don Juan," for one
The Odyssey," e.g.
Paradise Lost", e.g.
The Odyssey," for one
The Mahabharata," e.g.
Dude, nice metered text!
Virgil's "Aeneid," for one
Spenser's "The Faerie Queene," for one