When one of the casts was opened, the bbutler/b was asked to take the son and heir out of the room for safety, and as he closed the door, the draught blew some gunpowder into the fire and this produced eventually a huge explosion which blew up the castle and killed Mrs Macartney. ... Lough Guile was joined to Five Islands Lough by two canals; considerable drainage schemes were undertaken; the islands were planted up, bbridges/b built and boats were used on the waterways. ...