A long portage will test you both physically and mentally. On the fourth day of our trip, we slog over a series of tough portages and find out that we have way too much gear.

So check out the next episode of a seven-part series that follows our paddle trip through Canada’s Quetico Provincial Park—a massive wilderness area spanning more than one million acres along the Minnesota/Ontario border.

Download from iTunes (it’s free!).

And in case you missed them, here are episodes one, two, and three.