Related Clues:

• Hours-long film, perhaps
• Michener's 'Centennial,' e.g.
• "___ of Gilgamesh"
• Measureless
• Off-target
• Grand-scale tale
• Not narrow
• Seemingly boundless
• Bulky
• Long adventure story
• Heroic narrative
• The 'L' of XXL
• Really big
• Homer work
• Wide