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Cannonball furnace

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Cannonball furnace

Hiking

5.0

(18)

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  • Location: Erquy, Saint-Brieuc, Brittany, France

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    October 22, 2025

    Hiking

    A cannonball furnace, or cannonball-reddening furnace, is a military heating device used from the 17th to the 19th centuries to heat cannonballs to red-hot temperature, used as projectiles for cannons fired against ships or wooden buildings.
    ville-erquy.com/culture-et-patrimoine/patrimoine/four-a-boulets
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    Elevation 60 m

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    Tuesday 5 May

    15°C

    11°C

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    Location: Erquy, Saint-Brieuc, Brittany, France

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