, known in Welsh as Sir Ddinbych, is a maritime County bounded N. by the Irish Sea, E. by Flintshire
, S. by Montgomeryshire
, and W. by Caernarfonshire
. Area 423,499 acres. Population 205,000. In the S. and W. of the County the mountains of the Clwydian Range rise from 1000 to 2500ft high. The E. of the County if hilly. There is some level ground along the coastal strip. The highest points are Moel Sych and Cader Berwyn at 2,713 feet. Pistyll-y-Rhaeader is a spectacular 240 feet waterfall. The chief rivers are the Clwyd and the Dee. The River Conwy runs north along the W. boundary. The main towns are Abergele, Denbigh, Colwyn Bay, Llangollen
, Llanrwst, Ruthin
. The most important industries are agriculture and tourism.
Places of special interest: Bodnant Gardens, Tal-y-Cafn (SH7972); Chirk Castle (SJ2638); Denbigh Castle (SJ0565); Eliseg's Pillar (SJ2044); Plas Newydd, Llangollen (SJ2241); Valle Crucis Abbey (SJ2044).