Series
Ilium
We don't know whether this one is finished.
Nobody has confirmed the status of this series yet. That's a gap in our data, not a verdict on the books.
2 books here · 2005–2006
Publication order
This is publication order — nobody has confirmed a different reading order for this one yet.
1
Ilium
· Dan Simmons
2
Olympos
2005 · Dan Simmons