
Slieve Donard via Glen River
Climb from Newcastle's woodland to the Mourne Wall and an exposed mountain summit.
Route details: https://mourne-guide.pages.dev/walks/slieve-donard/
Source: https://walkni.com/walks/slieve-donard-via-glen-river/

Northern Ireland
Compare mountain, forest and lakeside walks. Check the forecast and save a shortlist for your day.
Compare the coast, forest and high ground.
Loading the latest forecast…
Conditions can change quickly, especially on the summits. Check wind, rain and official warnings when planning your walk; a forecast alone cannot tell you whether it is safe.
9 walks to explore
Distances are approximate. Grades help you compare routes; terrain, weather and experience still matter. Get ready for your walk.

Climb from Newcastle's woodland to the Mourne Wall and an exposed mountain summit.
Route details: https://mourne-guide.pages.dev/walks/slieve-donard/
Source: https://walkni.com/walks/slieve-donard-via-glen-river/

A demanding ridge circuit with granite tors and views into the Annalong Valley.
Route details: https://mourne-guide.pages.dev/walks/slieve-binnian/
Source: https://walkni.com/walks/slieve-binnian/

Follow the Trassey valley into a dramatic pass beneath granite crags.
Route details: https://mourne-guide.pages.dev/walks/hares-gap/
Source: https://walkni.com/walks/hares-gap/

A woodland circuit beside the Shimna and Spinkwee rivers, with old stone bridges.
Route details: https://mourne-guide.pages.dev/walks/tollymore-river/
Source: https://walkni.com/walks/tollymore-forest-park-river-trail/

A short waymarked loop among trees from around the world.
Route details: https://mourne-guide.pages.dev/walks/tollymore-arboretum/
Source: https://walkni.com/walks/tollymore-forest-park-arboretum-path/

A longer forest outing with steep climbs, river crossings and the Curraghard viewpoint.
Route details: https://mourne-guide.pages.dev/walks/tollymore-mountain-drinns/
Source: https://walkni.com/walks/tollymore-forest-park-mountain-drinns-trail/

Circle the lake on a relatively flat trail with castle and woodland views.
Route details: https://mourne-guide.pages.dev/walks/castlewellan-lake/
Source: https://walkni.com/walks/castlewellan-forest-park-lakeside-walk/

A short return walk exploring the reservoir's engineering setting.
Route details: https://mourne-guide.pages.dev/walks/silent-valley-reservoir/
Source: https://www.niwater.com/education-and-the-community/silent-valley/the-silent-valley-trails

A long return walk on the reservoir road through the heart of the mountains.
Route details: https://mourne-guide.pages.dev/walks/silent-valley-ben-crom/
Source: https://www.niwater.com/education-and-the-community/silent-valley/the-silent-valley-trails
Try a different name, difficulty or distance to find your next day out.

Slieve Donard above Newcastle. Photo credit
A climb to remember
From Donard Park to the Glen River, the old ice house and the Mourne Wall. Get to know the landmarks, the climb and the return before you set out.
Plan your Donard climb →Discover the other Mourne peaks →Beaches, forests, reservoirs and Newcastle essentials for the rest of your day.

coast
Sea views, a town-side promenade and a beach of sand, pebbles and stones beneath the Mournes.
Explore Newcastle beach & promenade
coast
Dunes, heath, woodland and shore at Dundrum Bay, cared for by the National Trust.
Explore Murlough National Nature Reserve
forest
River woodland, old bridges and an arboretum at the foot of the Mournes.
Explore Tollymore Forest ParkA little planning goes a long way. Check where to start, how to get there and what to bring — then leave time to enjoy the place.