Founded in 1177 by John de Courcy of Carrickfergus, this Norman fortress overlooks Dundrum Bay. Enter the castle for wonderful views across to the Mourne Mountains and rural County Down from de Lacey's keep.
Lonely Planet's must-see attractions
24.09 MILES
The stunning, star-shaped Titanic Belfast is the city's number-one tourist draw. Standing majestically at the head of the slipway where the Titanic was…
23.41 MILES
Belfast's classical Renaissance-style City Hall was built in fine, white Portland stone in 1906. Highlights of the free, 45-minute guided tour include the…
22.46 MILES
You could spend hours browsing this state-of-the-art museum, but if you're pressed for time don't miss the Armada Room, with artefacts retrieved from the…
23.3 MILES
There are not many historical monuments that you can enjoy while savouring a pint of Guinness, but the National Trust's Crown Liquor Saloon is one of them…
26.96 MILES
The view from the summit of Cave Hill (368m) takes in the whole sprawl of the city, the docks, Belfast Lough and the Mourne Mountains – on a clear day you…
22.42 MILES
The showpiece of Belfast's green oasis is Charles Lanyon's beautiful Palm House, built in 1839 and completed in 1852, with its birdcage dome, a…
24.34 MILES
Guided tours of Belfast's notorious Crumlin Road Gaol take you from the tunnel beneath Crumlin Rd, built in 1850 to convey prisoners from the courthouse…
22.31 MILES
The magnificent 18th-century Mount Stewart is one of Northern Ireland’s grandest stately homes. Entertaining tours tell the story of the house and its…
Nearby County Down attractions
1. Murlough National Nature Reserve
1.9 MILES
At the Murlough National Nature Reserve, footpaths and boardwalks meander among the grassy dunes leading to a wide sandy beach with great views back…
2. Seaforde Gardens & Tropical Butterfly House
3.95 MILES
Adults and kids alike will enjoy this oasis in the Seaforde demesne, which is home to an 18th-century walled garden with ornamental flower beds, a hedge…
4.32 MILES
Castlewellan Forest Park offers gentle walks around the castle grounds, one of the world's largest hedge mazes, the Peace Maze (entry free), and, from…
4.34 MILES
This scenic forest park, 3km west of Newcastle, offers lovely walks and bike rides along the River Shimna and across the Mournes' northern slopes…
6.39 MILES
The spectacular drystone Mourne Wall marches across the summits of 15 surrounding peaks, including the highest, Slieve Donard (853m). You can walk the 2m…
6. Downpatrick & County Down Railway
6.64 MILES
From mid-June to mid-September, plus December, St Patrick’s Day, Easter, May Day and Halloween, this working railway museum runs steam-hauled trains over…
6.74 MILES
According to legend, St Patrick died in Saul, where angels told his followers to place his body on a cart drawn by two untamed oxen, and to bury the saint…
6.81 MILES
This magnificent glass-and-timber heritage centre houses a multimedia exhibition called 'Ego Patricius', charting the life and legacy of Ireland's patron…