Black and white postcard of the wooden lighthouse at the top of the harbour at Port Burwell, ON. The road runs down to the bridge over Otter Creek

The collection/dataset uses media from the world's largest public domain source Picryl.com. It is made in two steps - first manually picked, and then, found semi-automatically, with aid of image recognition, it comprises of more than 5,000 images. Everything in the collection is in the public domain, so there is no limitation on the dataset usage - educational, scientific, or commercial.