Ballaghaderreen Cathedral, also known as the Cathedral of the Annunciation and St. Nathy, is located in the town of Ballaghaderreen in County Roscommon, Ireland. It was built in the 19th century and serves as the cathedral for the Diocese of Achonry. The cathedral features a striking Gothic Revival architectural style, characterized by its tall spires and intricate stonework. The interior of the cathedral is adorned with beautiful stained glass windows and decorative elements that reflect its religious significance. It is a central place of worship for the local community and hosts various religious ceremonies and events throughout the year.