St Peirio's Church, Rhosbeirio

The date of the original foundation of a Christian building at this location is unclear, although one 19th-century writer said that it is supposed that a church was first established here in about 605. No part of a building from that period survives; the walls of the present structure have been said (by the 19th-century clergyman and antiquarian Harry Longueville Jones) to be "probably not older than the fifteenth century". St Peirio's is set in a churchyard in the countryside of Anglesey, by a road between Llanfechell and Bodewryd, to the north of the island, and is approached along a tree-lined path. In her history of Anglesey, published in 1833, the Welsh antiquarian Angharad Llwyd noted…

The church is built from rubble masonry dressed with freestone, and it has a slate roof, with a bellcote at the west end and stone crosses on the porch and chancel roofs. The timbers of the roof can be seen from inside. The porch, at the west end of the south wall, was added in the late 19th century. There is one window in the north wall and two in the south wall, all of which are single windows set in rectangular frames; the east window has a pair of lights (vertical sections of window separated by a mullion). All the windows date from the late 19th century. The plain bowl-shaped font dates from the 12th century. There is a brass memorial plaque recording three people who died in the…