Update [1/10]: Sold out at Amazon, still in stock at Walmart.

Amazon has the 500-Piece Buffalo Games Country Store Jigsaw Puzzle (3721) for $4.36 with free shipping on $25+ or with Prime. Walmart has it for the same price (no pickup available). Finished size is 21" x15".

Ranked #6 out of best 500-piece jigsaw puzzles.