Ordnance Survey

Explore County Donegal, with its rugged coastline, cliffs, historic houses, islands and hidden waterfalls. This OSI Discovery map shows part of County Donegal and Donegal Town as well as parts of County Tyrone and County Fermanagh at a 1:50,000 scale, ideal for exploring this beautiful part of Ireland on foot or by bike.

See the stunning cliffs, beaches and rock formations of the Mayo coast and the remarkable Neolithic landscape of the Ceide Fields. This OSI Discovery map shows part of County Mayo at a 1:50,000 scale, ideal for following this stretch of the Wild Atlantic Way and exploring this incredible part of Ireland on foot or by bike.

The Discoverer series are designed for tourist and leisure activities. Each one covers an area of 40km x 30km at the scale 1:50,000. There are 93 sheet in the series. 75 are produced by Ordnance Survey Ireland and 18 by Ordnance Survey Northern Ireland. The maps maps produced by Ordnance Survey Ireland are called the Discovery Series.

Discover the Inishowen Peninsula, Ireland’s largest peninsula, home to breathtaking scenery and the start of Ireland’s famous Wild Atlantic Way. This Ordnance Survey Ireland Discovery map shows the Inishowen Peninsula and north-east County Donegal at a 1:50,000 scale, ideal for exploring on foot or by bike.

Discover County Galway and south-west County Mayo including the historic towns of Clifden, in the heart of the beautiful Connemara region, and Louisburgh. This OSI Discovery map shows parts of County Galway and County Mayo at a 1:50,000 scale, ideal for exploring the east coast of Ireland and Connemara on foot or by bike.

Immerse yourself in traditional Irish history, heritage and culture in Irish’s largest Gaeltacht (Gaelic-speaking) region and explore the stunning coastline, islands, beaches, bays and mountains of Galway. This OSI Discovery map shows part of County Galway at a 1:50,000 scale, ideal for exploring this beautiful part of Ireland on foot or by bike.

OSI Discovery Sheet No. 51 covers part of County Clare and County Galway at a 1:50 000 scale and is designed for all sorts of leisure activities including walking, cycling and tourism.

Explore County Wicklow, the “Garden of Ireland”, a region of lush natural beauty just 22 miles south of Dublin. This OSI Discovery map shows much of County Wicklow, as well as parts of southern County Dublin and eastern County Kildare, at a 1:50,000 scale, ideal for exploring this beautiful part of Ireland on foot or by bike.