I'm not fond of sandy beaches but they are normally on eastern or southern shores in bays and the odd point. Maybe someone can correct me but I think   (You need to Login or Register is   (You need to Login or Register.

Todays POD is at The Pines on Pickerel a little south of   (You need to Login or Register. That all blew down a few years ago but that point remains a kick-ass sandy beach. There are two or three others nearby on both shores to the west before or near the second pinch.

FWIW - I'm offering short, easy-out options because I too think your nuts thinking trips should not be more aggressive than the weakest member or two of the group can handle on their own if anything unexpected happens. Can't swim? No go. Period. But that's just me. Walking and talking is a whole nother issue.

The campground at Dawson Trail has a rather nice sandy beach as well along with what I assume to be nice hiking trails. Some look interesting and there's the French Falls up the road a piece (east). I could amuse myself for a week between there and The Pines if I had a good reason to. If I were a Canadian I wouldn't' worry about being able to get a permit on short notice, especially for French.