Tomen yr Allt

Tomen yr Allt
Tomen yr Allt is located in Wales
Tomen yr Allt
Tomen yr Allt within Wales
LocationNear Llanfyllin
RegionPowys, Wales
Coordinates52°46′49.33″N 3°17′45.71″W / 52.7803694°N 3.2960306°W / 52.7803694; -3.2960306
TypeMotte and Bailey Castle
Part ofKingdom of Powys until 1160, then Principality of Powys Wenwynwyn.
Length40 m
Width40 m
History
MaterialEarthwork and timber
FoundedPossibly 10th century
Abandoned1257 (keep destroyed)
PeriodsMedieval
Satellite ofCantref of Mechain
Associated withLords of commote of Mechain Uwch Coed
EventsPut under siege by Llywelyn ap Gruffudd in 1257
Site notes
Excavation dates1978
ArchaeologistsClwyd-Powys Archaeological Trust
ConditionRuin - only earthworks remaining and very overgrown
DesignationCadw scheduled monument

Tomen yr Allt (or Domen yr Allt) was a Medieval motte and bailey defensive castle near Llanfyllin in Powys, Wales.[1][2] "Tomen ar hallt" is modern Welsh for "mound on the wooded hillside."

Motte and Bailey castle
  1. ^ "Tomen yr Allt Motte, Llanfyllin". Gatehouse. Retrieved 23 April 2015.
  2. ^ Cite error: The named reference Scheduled Ancient Monuments was invoked but never defined (see the help page).