Originally Posted by Ragnarok

A roundtrip redemption with a stop-overs and creative routing can be consist of 6 or more segments.

In an example he wrote about, a US to Asia 90,000 miles redemption on US can look like this

10/01 LOT 7 New York to Warsaw departing at 6:15PM and arriving at 8:55AM (+1 day)
10/02 Austrian 626 Warsaw to Vienna departing at 10:35AM and arriving at 11:55AM
10/04 Austrian 63 Vienna to Beijing departing at 5:40PM and arriving at 9:15AM (+1 day)
10/09 Swiss 197 Beijing to Zurich departing at 6:45AM and arriving at 11:20AM
10/09 Swiss 789 Zurich to Brussels departing at 12:30PM and arriving at 1:45PM
10/10 Brussels Airlines 501 Brussels to New York departing at 10:25AM and arriving at 12:40PM

That's six segments and 4 products already.