Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons Duke of Edinburgh practice expedition to Brecon Beacons, April 2022 Duke of Edinburgh practice expedition to Brecon Beacons