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View of Castlewellan Castle – View of Twelve Arches Bridge loop from Slievenaman Road

Routes

Bike touring routes & trails

View of Castlewellan Castle – View of Twelve Arches Bridge loop from Slievenaman Road

Hard

riders

View of Castlewellan Castle – View of Twelve Arches Bridge loop from Slievenaman Road

04:09

66.8km

620m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 12, 2026

Tips

Includes a segment in which cycling is not permitted

After 10.2 km for 306 m

Waypoints

Start point

Bus stop

Get Directions

8.62 km

View of Castlewellan Castle

Highlight • Castle

Lovely looking castle surrounded by a lake and lots of trails for walking and cycling. Unfortunately, the castle is not open to the public and swimming is not allowed in the lake (fishing and boats are fine).

Tip by

9.97 km

Birch

Highlight • Other

Great coffee and snacks!

Tip by

31.6 km

Annadorn Dolmen

Highlight • Historical Site

The Dolmen can be found on the north east shore of Loughinisland Lake, within sight of Loughinisland Church. A slightly displaced capstone covers a rectangular chamber of which three side …

Tip by

53.5 km

View of Slieve Donard from Keel Point

Highlight • Natural

Found on the beautiful peninsula between Dundrum Bay and Murlough Bay (Irish: Murlach, meaning 'sea inlet') Keel Point has perfect views of Slieve Donard, the highest peak in the Kingdom of the Mourne Mountains.

Tip by

53.7 km

Dundrum Bridge

Highlight • Bridge

55.5 km

View of Twelve Arches Bridge

Highlight • River

Twelve Arches is a stunning old stone bridge that carries the old Newcastle – Dundrum/Belfast road across the Carrigs River. There are a few picnic benches here and wonderful views up and down the river.

Tip by

56.2 km

Standing Stone

Archaeological Site

58.6 km

Maghera Round Tower

Highlight • Monument

The ruined round tower marks the site of an early church founded by the 6th-century St Domongart (Donard), after whom the highest peak in the Mourne Mountains is named. The …

Tip by

61.6 km

Shimna River in Tollymore Forest Park

Highlight • Bridge

Forest paths along the Shimna river marked by many curiosities, both natural and artificial. Rocky outcrops, bridges, grottos and caves. Elsewhere in the park the tree lover can find exotic …

Tip by

66.8 km

End point

Bus stop

Way Types & Surfaces

Way Types

46.4 km

12.2 km

4.11 km

2.05 km

1.75 km

116 m

< 100 m

Surfaces

63.6 km

1.41 km

1.32 km

358 m

125 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (190 m)

Lowest point (0 m)

Weather

Saturday 15 August

15°C

11°C

89 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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View of Castlewellan Castle – View of Twelve Arches Bridge loop from Slievenaman Road

View of Castlewellan Castle

Birch

Annadorn Dolmen

View of Slieve Donard from Keel Point

Dundrum Bridge

View of Twelve Arches Bridge

Maghera Round Tower

Shimna River in Tollymore Forest Park

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