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Historic monument · London Borough of Hillingdon, London

Monument at north-western end of General Roy's survey base

General Roy's Baseline (Northwest End) Cannon Monument

Visit duration
≈ 45 min (estimated) Category default — not a measured value
Standing
High · Heritage site
Rank
Rank 2,092 of 18,189
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Place details and sources

About this place
cannon in Hillingdon, London, England, UK Wikidata · Checked 2026-09-09
Type of place
Monument OpenStreetMap · Checked 2026-09-09
Established
1791 Wikidata · Checked 2026-09-09
Heritage designation
Grade II listed building Wikidata · Checked 2026-09-09

Where it is

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Nearby

Within 49 min on foot
  • Berkeley Meadows 1 hour
    30 min walk · London Borough of Hillingdon

    Berkeley Meadows

    • Notable
    • Nature site
  • Heathrow Biodiversity Site - Peggy Bedford 1 hour
    33 min walk · London Borough of Hillingdon

    Heathrow Biodiversity Site - Peggy Bedford

    • Notable
    • Nature site
  • Heritage Kitchen & Bar 2 hours
    49 min walk · London Borough of Hounslow

    Heritage Kitchen & Bar

    • Notable
    • Nightlife venue

In London Borough of Hillingdon

Same category

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Last updated:

Source: OpenStreetMap contributors, Wikidata ·