Wasgij Original #33: Calm on the Canal

Find out what it is that the people in the picture are seeing.  Use your imagination as well as your curiosity to find out what's happening in the Wasgij Original Puzzle.  Only the puzzle holds the answer...

Wasgij Original 33: Calm on the Canal! Is the brilliantly funny 1,000 piece jigsaw puzzle that illustrates a lovely day on the canal. The image printed on the front of the box depicts a man cruising down the canal on his boat. When suddenly he hears something behind him, causing him and the people around to stop and stare! What could be happening to get this surprised reaction from everyone? Try to imagine you are the farmer on the bridge and what he can see.

1000 Pieces
Finished size: Approx. 68 x 49 cm / 27 in x 20 in
Made by: Jumbo International
Illustrated by: Dick Heins