Ruins of a 13th-century castle which now lie on the banks of the Basingstoke Canal. The castle was built halfway between the royal residences in Winchester and Windsor. King John rode from here to Runnymede to be the Barons to sign the Magna Carta.

References

• https://www.cultureoncall.com/odiham-castle/
• https://odihamparishcouncil.gov.uk/siege-of-odiham-castle