History & Heritage in Carrick on Shannon
The Costello Memorial Chapel
The smallest church in Ireland and the 2nd smallest in the world.
This church was built in honour of Mary Josephine Costello, beloved wife of Edward. Upon her death at age 46, he had work begin on the building which was to become the final resting place for his wife and ultimately himself.
more info at: http://carrickheritage.wordpress.com/costello-memorial-chapel/