Ordnance Survey Northern Ireland
Map of Lower Lough Erne: OSNI Discoverer 17
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Discoverer 17 reveals Lower Lough Erne’s wild water landscapes. Ideal for walkers, cyclists, and casual explorers alike.
Explore Pettigo’s quiet edges and rolling borderlands. Walk tracks skirting bog, forest, and field. Roam Belleek’s riverside surroundings and forest backroads.
Enjoy Ballinamallard’s gentle countryside and flowing waterways. Wander Derrygonnelly’s woodland margins and rural lanes. Trace routes weaving through farms and forest.
Embrace the outdoor freedom Lower Lough Erne inspires. Follow landscapes shaped by water, woodland, and height. Find adventure in every open moment.
What does OS Northern Ireland Discoverer 17 cover?
- Belfast
- Cave Hill
- Carrickfergus
- Donaghadee
- Comber
- Holywood
- Belfast Lough coastline
- and much more...
Why an OS Northern Ireland Discoverer Map?
Perfect for relaxed day trips, scenic walks, and adventurous cycling. Plan a short, peaceful stroll or a longer, energetic route. Enjoy clear, reliable detail wherever your journey leads
Each map covers a generous 40km by 30km area. Clear 10m contours help you understand the landscape easily. The reverse side also highlights townlands for simple reference.
Spot cafés, campsites, car parks and leisure points. Follow marked paths with simple, intuitive symbols. Explore with confidence and enjoy every moment.
Specifications:
- Publication Date: 22/12/2016
- Map Format: Folded
- Physical Size - Folded: 12.4 x 1.1 x 17.3 cm
- Cover image: Devenish Island Monastry

Discoverer 1:50 000 scale
Every 2cm is 1km, to show key elements such as footpaths, minor roads, and tourist information

Be ready for anything!
Whether it’s a long hike, a cycling tour, or a driving holiday – Discoverer maps are the perfect companion

Topographic mapping
Highly detailed contour mapping highlighting variations in terrain and everything you would expect from a map
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Delivery times
Order before 3pm weekdays for:
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OS Historical 1896-1904 Maps, Relief Maps and Custom Made Map orders will take one extra day for printing. Framed and canvas products are handmade and usually take 10-12 working days to dispatch. If you order on a bank holiday we'll start on your order on the next working day. Standard delivery for OS Historical 1896 - 1904 Maps and Relief Maps are sent RM 48, and Next Day Delivery will be sent out Royal Mail 24.
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