
1) Devonshire plateau or prison 2) English prison of note 3) National park in England
Found on
https://www.crosswordclues.com/clue/dartmoor

(from the article `Dartmoor`) The name is also given to a breed of long-wooled, hornless English sheep.
Found on
http://www.britannica.com/eb/a-z/d/10

breed of pony about 12 hands (48 inches, or 122 cm) tall, hardy, and semiwild in its native Dartmoor, Devon, Eng. It is one of nine horse breeds ...
Found on
http://www.britannica.com/eb/a-z/d/10

wild upland area in the west of the county of Devon, southwestern England. It extends for about 23 miles (37 km) north-south and 20 miles (32 km) ... [2 related articles]
Found on
http://www.britannica.com/eb/a-z/d/10
Click images to enlargePlateau of southwest Devon, England; mostly a national park, 956 sq km/369 sq mi in area. Over half the region is around 300 m/1,000 ft above sea level, making it the highest and largest of the moorland areas in southwest England. The moor is noted for its wild aspect and the tors, rugge...
Found on
https://www.encyclo.co.uk/local/21221
No exact match found.