Clark Fork Market
may 5 - october 27
saturday, 8 am - 1 pm (9 am - 1 pm in october)
Next to Caras Park, on the east side of the Higgins St Bridge
I haven't been to this market for a while. If you have any first-hand information about it, let me know, and I'll add it here. I do remember it is vast and filled with many delights.