It was the birthplace of Bishop William Morgan, first translator of the whole Bible into Welsh.

Tŷ Mawr Wybrnant is owned by the National Trust and has been restored to its probable 16th-century appearance.

[citation needed] Ty Mawr Wybrnant closed to visitors in early 2020 due to the COVID-19 pandemic.

The collection of Bibles was temporarily moved to a dedicated exhibition at Chirk Castle.

According to legend, long ago a gwiber was a huge flying snake, and one lived in this valley.