St. Dunstan's Basilica in Charlottetown is now offering self-guided audio tours of its history, art and architecture.

The basilica serves a parish of about 1,000 households, but it's also the seat of the Roman Catholic Diocese of Charlottetown and was declared a national historic site in 1990 for its Gothic revival architecture. 

The building draws in approximately 500,000 visitors a year from all over the world. 

Parishioner Gwen Chevarie produced and developed the audio tour, which was researche…