Lagan definitions

==Geology== On entering the county at the south, a scarped barrier of hills is seen beyond the Lagan valley, marking the edge of the basaltic plateaus, and running almost continuously round the coast to Red Bay.

by Belfast Lough and the Lagan river dividing it from the county Down, W.

The valleys of the Bann and Lagan, with the intervening shores of Lough Neagh, form the fertile lowlands.

The Lagan Canal connects Lough Neagh with Belfast Lough.

to Dublin Bay; the Boyne, fed from the central plain and discharging into Drogheda Bay; from the mountains of county Down, the Lagan, to Belfast Lough, and the Bann, draining the great Lough Neagh to the northern sea; the Foyle, a collection of streams from the mountains of Tyrone and Donegal, flowing north to Lough Foyle.