I think redeeming for Accor stays definitely has the edge (if you can get the correct rate that allows redemptions against points).  We just had to make a last minute booking for a night in Singapore on 24/2 and room rates for most hotels are through the roof!  We ended up booking the S...

The Hamilton Island sprint tri (Nov each year) does include a 20km bike leg utilising the airport runway as part of the  course!  https://www.hamiltonisland.com.au/triathlon-and-ocean-swim/triathlon