Historic houses · South West England
OP21 (ruins)
In or near Lydford.
OP21 (ruins) — a historic house in england-south-west, United Kingdom.

Derek Harper — CC BY-SA 2.0 via Wikimedia Commons licence
Plan your visit
- Typical visit
- 1 h–2 h
- Nearest railway station
- Okehampton · 4.8 km
- Family-friendly
- Limited wheelchair access
About
OP21 (ruins) is a historic house located in england-south-west, United Kingdom. Sourced from OpenStreetMap (ODbL licence); see local listings for visitor information, opening hours and admission details.
Photo gallery
Official information
OP21 is a historical site featuring the ruins of an observation post used during military operations. Visitors can explore the remnants of this structure and learn about its significance in military history.
Protected designations
- Site of Special Scientific Interest: North Dartmoor SSSI
Designations sourced from Natural England open data under OGL v3.
Place summary
OP21 is a historic house located in South-West England. It is known for its ruins, which reflect the architectural and historical significance of the site. The remains provide insight into the region's past and its development over time.
AI-generated from the structured facts on this page (operator, designation, listing, era). Not a substitute for visiting.
- Coordinates
- 50.6930, -4.0231
- Nearest railway station
- Okehampton — 4.8 km
- Official site
- webarchive.nationalarchives.gov.uk
Sources
- osm: way/405473189 (ODbL)
Other places nearby

Black Tor
Mountains & hills · 0.8 km

Yes Tor
Mountains & hills · 0.9 km

Longstone Hill
Mountains & hills · 1.1 km

High Willhays
Mountains & hills · 1.2 km

High Willhays
Natural landmarks · 1.2 km

Meldon Reservoir
Reservoirs & lochs · 1.6 km

OP2 (ruins)
Historic houses · 1.7 km

West Mill Tor
Mountains & hills · 1.8 km

Electric Light Shed (remains)
Historic houses · 1.9 km

'F' Range Redoubt (remains)
Historic houses · 1.9 km

USN air crash Memorial Stone
Memorials & monuments · 1.9 km

OP5 (ruins)
Historic houses · 2.0 km
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Mountains & hills · South West England
Black Tor
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Meldon Reservoir
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Frequently asked questions
- Where is OP21 (ruins)?
- OP21 (ruins) is in South-West England, United Kingdom.
- What is OP21 (ruins)?
- OP21 (ruins) — a historic house in england-south-west, United Kingdom.
- How do I get to OP21 (ruins)?
- The nearest railway station is Okehampton, about 4.8 km away. Its coordinates are 50.6930°, -4.0231°.
- Is OP21 (ruins) a protected site?
- Yes — OP21 (ruins) is part of the North Dartmoor SSSI Site of Special Scientific Interest.
- How do I get to OP21 (ruins)?
- The nearest railway station is Okehampton, about 4.8 km away.