3D LiDAR model of Credenhill Camp, an Iron Age hillfort in Herefordshire, UK. The digital terrain model offers a view of the surrounding landscape without obstruction from foliage. Hillforts were settlements constructed on natural hills, typically fortified with earthworks around the contours of the hill. They were widely constructed across Britain and Ireland in the centuries preceding the Roman conquest of the regions. Credenhill Camp is the second largest Iron Age hill fort in the UK. It was occupied from around 750 BCE to 45 CE. Image contains UK public sector information licensed under the Open Government Licence v3.0.