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Natura 2000 Site · County Leitrim, Ireland

Sliabh An Iarainn Natura 2000 Site

Sliabh An Iarainn is a protected Natura 2000 site known for its distinctive mountainous landscape, rich biodiversity, and cultural heritage, offering hikers and nature lovers a serene outdoor experience in northwest Ireland.

Natura 2000 Site6,8004+ Trails

Designation

Natura 2000 Site

Total Wilderness Area

6,800

Elevation / Terrain

Diverse Wilderness

Field Editorial Guide

About Sliabh An Iarainn Natura 2000 Site

Sliabh An Iarainn is a protected Natura 2000 site known for its distinctive mountainous landscape, rich biodiversity, and cultural heritage, offering hikers and nature lovers a serene outdoor experience in northwest Ireland.

Wilderness Landscape & Natural Heritage

Sliabh An Iarainn, located in County Leitrim, Ireland, is a prominent Natura 2000 site covering a sizeable upland area characterized by heathland, peat bogs, and blanket bog habitats. The name translates as "Iron Mountain," a nod to its historic iron ore deposits and traditional mining activity dating back to the 18th and 19th centuries. The landscape features rugged slopes, open moorlands, and scattered woodlands, making it an important habitat for a range of flora and fauna, including rare bird species such as the Merlin and Hen Harrier, as well as native peatland plants and lichens. The site’s blanket bog ecosystem is particularly significant for carbon sequestration and biodiversity conservation within the region.

The site attracts outdoor enthusiasts who pursue low-impact activities such as hiking, birdwatching, and nature photography. While the terrain is relatively remote and challenging, it rewards visitors with expansive views of the surrounding counties and offers a peaceful wilderness experience. Local walking routes traverse the area, some of which connect to the larger network of trails in Sliabh an Iarainn and nearby Drumkeeran. Cultural remnants of historical ironworks and mining operations add a layer of industrial heritage interest, enriching the outdoor visit with historical context.

Visitors are drawn to Sliabh An Iarainn for its wild and unspoiled environment, combined with its ecological importance as part of the EU’s Natura 2000 conservation framework. The site represents a vital refuge for species adapted to upland bog and heath habitats while supporting traditional rural activities under sustainable land-use practices.

Field Guide · Natura 2000 Site
Adventure Destinations

Notable Destinations Near Sliabh An Iarainn Natura 2000 Site

Scenic viewpoints, outdoor landmarks, and notable points of interest within 30 miles.

Underground Wonders: Marble Arch Caves★ 8.8⌖ 15 miGuided Cave Tours
Marble Arch Caves (Open Year-Round)

Underground Wonders: Marble Arch Caves

Explore the Marble Arch Caves in County Fermanagh, Northern Ireland. Open year-round, this attraction offers guided tours showcasing stunning limestone formations and underground rivers. A top destination for family-friendly adventure and geological discovery.

Guided Cave ToursView Details→
Majestic Peaks of Benwiskin★ 7.8⌖ 28 miHiking
Benwiskin

Majestic Peaks of Benwiskin

Explore the Majestic Peaks of Benwiskin in Sligo, Ireland. Known for its moderate trails and panoramic vistas, this mountain peak is a photographer's delight. Ideal for those seeking tranquility and a connection with nature.

Majestic Lands: Benbulbin, County Sligo★ 9.1⌖ 30 miHiking
Benbulbin

Majestic Lands: Benbulbin, County Sligo

Explore Benbulbin’s iconic rock formations in County Sligo. This moderate trail is renowned for stunning vistas and rich folklore, attracting adventure seekers and photographers alike. Best visited in spring and fall for mild weather and breathtaking views.

Shore Fishing at Castle Island in Boston★ 7.5⌖ 45 miShore fishing
Boston

Shore Fishing at Castle Island in Boston

Experience shore fishing at Castle Island in Boston, known for its historical backdrop and rewarding catch. This family-friendly spot offers easy access and stunning harbor views. Best visited in spring or fall, it's a bustling site during summer but remains a fishing favorite year-round.

Shore fishingView Details→
Majestic Slieve League★ 8.9⌖ 50 miHiking
Slieve League

Majestic Slieve League

Explore the majestic Slieve League cliffs in Donegal. At 601 meters, these are some of the highest sea cliffs in Europe. Experience thrilling hikes, stunning vistas, and unique photography opportunities in this remote, peaceful location.

Serenity of Astelleen Burn Waterfall, Donegal★ 7.8⌖ 66 miHiking
Astelleen Burn Waterfall

Serenity of Astelleen Burn Waterfall, Donegal

Visit Astelleen Burn Waterfall in Donegal for a tranquil escape with its stunning views. Ideal for hiking, photography, and picnicking. Enjoy serene surroundings with easy access and quiet charm. Best in spring and fall.

Key Wilderness Highlights

✦ Panoramic summit views from Sliabh An Iarainn peak✦ Habitat of protected bird species like Merlin and Hen Harrier✦ Remnants of historic iron mining sites and old ironworks✦ Extensive blanket bog and upland heath ecosystems
Wilderness Recreation

Outdoor Adventures in Sliabh An Iarainn Natura 2000 Site

Explore curated guides for top outdoor sports, trail networks, and wilderness activities.

Park Recreation

Hiking

Available in Sliabh An Iarainn Natura 2000 Site
Park Recreation

Birdwatching

Available in Sliabh An Iarainn Natura 2000 Site
Park Recreation

Nature Photography

Available in Sliabh An Iarainn Natura 2000 Site
Park Recreation

Hillwalking

Available in Sliabh An Iarainn Natura 2000 Site
Park Recreation

Wildlife Viewing

Available in Sliabh An Iarainn Natura 2000 Site
Park Recreation

Botanical Studies

Available in Sliabh An Iarainn Natura 2000 Site
The Ranger Station

Visitor Logistics & Essential Planning

Everything you need to know about entrance passes, seasons, visitor centers, road transit, and wildlife safety in Sliabh An Iarainn Natura 2000 Site.

Passes & Fees

Entrance Requirements & Interagency Passes

Free access, no permits required

Wilderness Checklist

Carry paper topographic map & compass in remote zones.
Store all food and scented items in approved bear canisters.
Check wildfire / smoke advisories before backcountry departure.
Pack out everything you pack in (Leave No Trace).
Adventure Basecamps

Gateway Towns Near Sliabh An Iarainn Natura 2000 Site

Stay, dine, and gear up in these mountain towns and scenic basecamps surrounding the park.

Drumshanbo
⌖ 4.33 miles
Gateway Basecamp

Drumshanbo, County Leitrim

A tranquil and scenic lakeside town offering lakeside paddling, forest hiking, and access to the iconic Shannon-Erne Waterway with a relaxed rural charm.

Late Spring to Early AutumnExplore Town
Drumshanbo
⌖ 4.33 miles
Gateway Basecamp

Drumshanbo, County Leitrim

A charming rural town surrounded by lakes and hills offering diverse outdoor activities with a tranquil, unspoiled Irish countryside atmosphere.

Late Spring to Early AutumnExplore Town
Drumshanbo
⌖ 4.33 miles
Gateway Basecamp

Drumshanbo, Leitrim

A charming lakeside town offering serene natural beauty, diverse paddling waters, and access to lush hiking trails amid Ireland’s rolling countryside.

Late Spring to Early AutumnExplore Town
Fenagh
⌖ 5.03 miles
Gateway Basecamp

Fenagh, Republic of Ireland

A tranquil rural village steeped in Gaelic history, offering peaceful outdoor experiences amid rolling countryside and gentle lakeside surroundings.

Late spring to early autumnExplore Town
Ballinamore
⌖ 5.49 miles
Gateway Basecamp

Ballinamore, Republic of Ireland

A tranquil rural hub known for its waterways and Irish countryside charm, perfect for serene water adventures and scenic outdoor exploration.

Late Spring to Early AutumnExplore Town
Ballinamore
⌖ 5.49 miles
Gateway Basecamp

Ballinamore, County Leitrim

A tranquil rural town offering serene outdoor activities centered around waterways and rolling countryside, perfect for nature lovers seeking peaceful adventure.

Late Spring to Early AutumnExplore Town
Expert-Led Wilderness Expeditions

Guided Experiences in Sliabh An Iarainn Natura 2000 Site

Explore scenic backcountry routes and epic wilderness adventures with certified local mountain guides, naturalists, and outfitters.

12 bookable experiences

River Shannon Cruises with Moon River Cruise in BattlebridgeBattlebridge, Co. Roscommon · 10.40 mi away
On the Water· Moon River Cruise

River Shannon Cruises with Moon River Cruise in Battlebridge

Set sail on the River Shannon with Moon River Cruise in Battlebridge. Enjoy a heated boat ride loaded with live music and engaging stories—perfect for making lasting memories in Ireland’s scenic waters. Whether rain or shine, this cruise offers a cozy yet captivating way to experience Ireland’s legendary river. Discover local history, native flora, and the gentle rhythm of the water on a vessel designed for comfort in every season. With scenic views, lively commentary, and the soothing ambiance of Irish music, it’s an excellent choice for families or anyone eager to connect with Ireland’s waterway heritage. Come aboard to see why this cruise is a favorite for locals and visitors alike seeking an authentic, relaxing, and uniquely Irish adventure on the River Shannon.

1–2 hours

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Electric Mountain Bike Adventure at Corralea Activity Centre in BelcooBelcoo, Corralea · 17.46 mi away
All Adventures· Corralea Activity Centre Ltd.

Electric Mountain Bike Adventure at Corralea Activity Centre in Belcoo

Discover the thrill of riding electric mountain bikes through West Fermanagh's lush forests, ancient sites, and waterfalls. Corralea Activity Centre makes every mile an adventure, blending scenic beauty with cultural charm. Follow this guide to find out why this bike tour stands out and what makes it a must-try experience in Ireland’s hidden wilderness.

2–3 hours

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Availability, pricing, meeting details, and fulfillment are provided by the applicable operator or booking partner.