Dartmoor pony in a field. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3291445/free-photo-image-bull-adventure-andalusian-horseFree Image from public domain licenseDartmoor Prison seen from above: troops firing on American prisoners of war during an insurrection in April 1815. Coloured… https://www.rawpixel.com/image/13958422/image-person-art-public-domainFree Image from public domain licenseView of Dartmoor Prison / from a drawing taken on the spot by J.I. Taylor, one of the prisoners. https://www.rawpixel.com/image/7690727/image-art-vintage-public-domainFree Image from public domain licenseTip of the iceberg. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3299210/free-photo-image-dartmoor-block-blur-backgroundFree Image from public domain license