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© Copyright and database right 2020. All rights reserved. Ordnance Survey licence number 0100022206


Map Reference SH66NW

Grid Reference SH62616601

Unitary (Local) Authority Gwynedd

Old County Caernarfonshire

Community Bethesda

Type of Site TOWER

Broad Class DEFENCE

Period Post Medieval, Medieval

Site Description Ty'n-Twy Tower was a small medieval tower, possibly the Twr Abercaseg mentioned in 1254 that guarded the Ogwen crossing and approach to Nant Frangcon. The tower is mentioned as being transferred to the ownership of the Griffiths of Penrhyn in 1458.

Reference: Cadw listed buildings database.

RCAHMW, November 2009

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