On the north side of Lough Neagh there is still a holy well of great power and sanctity. Three ancient white-thorn trees overshadow it, and about a mile distant is the fragmentary ruin of a wooden cross, erected in the olden time to mark the limit of the sacred ground.

It was the custom up to a recent date for the pilgrims to go round this well thirteen times barefoot on the 27th of June, drink of the water, wash in it, and then, holding themselves freed from all past sin, return to the old worldly life, and begin again after the usual fashion the old routine of business or pleasure, or reckless folly, conscious that they could come once more the following year and clear off all the accumulated stains of an ill life by a lavation in the holy well.

A number of yellow crystals are found near, which............