1. A method implemented by a computing device, the method comprising: scoring candidate image croppings of a scene according to a plurality of image cropping parameters indicative of visual characteristics established for visually pleasing croppings, at least some of the visual characteristics established by analyzing a collection of images that are predefined as being visually pleasing; ranking the candidate image croppings according to the scoring; and choosing image croppings for suggestion to a user from the candidate image croppings based on the ranking, including: determining a highest ranked candidate image cropping and a next highest ranked candidate image cropping that does not overlap the highest ranked candidate image cropping more than a threshold amount.