Perhaps there would be interest in a rotating blog--a different swimmer each week posting his or her workouts. This would provide some insight into what various individuals are doing across the country (or around the world for that matter).
Parents
Former Member
We did a similar practice only with 100s:
www.dynoswim.com/freestyleFrenzy.php
We also added an IM relay at the end (for fun) for 4,800 yards total.