Click on an image below to play a jigsaw puzzle created from National Geographic’s iconic photography. Images are sourced from Photo of the Day and will update daily.

If you usually enjoy classic puzzles but don't have any at home, don't worry: there are several websites and apps where you can access online jigsaw puzzles free of charge ... you daily challenges ...

These mind-bending masterpieces are created by an artist with a unique talent for combining different jigsaw puzzles into bizarre mash-ups. Whether it be piglets with the eyes of frogs ...