visiting-ireland.com | VisitingIreland | Offices based in Cork, Ireland.
Here's an list of places from Wikipedia which I recommend:
Antrim
Antrim Coast and Glens
Ballycastle
Belfast, capital of Northern Ireland, second largest city on the island
Edwardian City Hall
the murals in Falls Road, Sandy Row and Shankill Road
Carrickfergus Castle
Giant's Causeway, a geological phenomenon and a UNESCO World Heritage Site
most of Lough Neagh, the island's largest lake, lies in Antrim.
Rathlin Island off the coast
Armagh
Armagh city - ecclesiastical capital of all Ireland.
St. Patrick's Cathedral, Armagh - seat of the Church of Ireland Archbishop of Armagh.
Catholic St. Patrick's Cathedral, seat of the Archbishop of Armagh, primate of All Ireland
Carlow
Brownshill Dolmen
Clare
Bunratty Castle
The Burren, a karst landscape
Cliffs of Moher
Lisdoonvarna, spa town and site of a matchmaking festival in late summer and autumn
Cork
Beara Peninsula
Blarney with its nearby Castle, home of the Blarney Stone
Cork City, second city of the Republic of Ireland
University campus (University College Cork)
St. Finbarre's Cathedral
Church of St Anne (Shandon)
English Market
Béal na mBláth, place where Michael Collins was shot dead
Kinsale
Mizen Head, southwesternmost point of Ireland
Youghal, a picturesque seaport town
Donegal
Buncrana
Donegal town with Donegal Castle
Glenveagh National Park with Glenveagh Castle
Grianan of Aileach, historic monuments
Killybegs
Letterkenny
The Rosses
Slieve League
Down
Downpatrick with the reputed gravesite of Saint Patrick in Down Cathedral
Mourne Mountains
Irish linen - Thomas Ferguson & Co Ltd the last remaining Irish linen Damask Factory
Dublin City, largest city on the island, capital and cultural and economic centre of the Republic of Ireland
Dublin Castle - former seat of British rule, now a major Irish government complex.
Phoenix Park - "largest inner city park in the world"; within the park are Ashtown Castle and Dublin Zoo
Áras an Uachtaráin - residence of the President of Ireland, also within the Phoenix Park.
Government Buildings on Merrion Street
General Post Office building - headquarter of the 1916 Easter Rising rebels, on O'Connell Street, the main thoroughfare of Dublin's Northside.
National Gallery of Ireland, houses the Irish national collection of Irish and European art.
National Library of Ireland, has a large quantity of Irish historical, literary and Irish-related material.
Glasnevin Cemetery - burial location of Éamon de Valera, Michael Collins, Roger Casement, Seán T. O'Kelly:
Daniel O'Connell, Charles Stewart Parnell, Timothy Healy
Irish National War Memorial Gardens, Islandbridge, Dublin, memorial to Irish war dead in First World War
Kilmainham Gaol, a former prison where, among others, most of the rebels of 1916 were held and executed; now used as a museum.
Four Courts, seat of the Supreme Court of Ireland
Garden of Remembrance Parnell Sq., Dublin, Republican memorial.
Irish National Botanic Gardens, Glasnevin, Dublin (Northside).
National Museum of Ireland for Archaeology (in Kildare St) and Decorative Art and History (in the former Collins Barracks)
St Mary's Pro-Cathedral - seat of the Roman Catholic Archbishop of Dublin.
Christ Church Cathedral - seat of Anglican Church of Ireland Archbishop of Dublin
St Patrick's Cathedral, Dublin, Ireland's "national cathedral"
St Stephen's Green, a landscaped inner-city centre public park in Dublin
Smithfield, Dublin, a culturally re-developing, increasingly "fashionable" area
Trinity College, Dublin (also called the University of Dublin) - Ireland's oldest university, founded by Queen Elizabeth I and home of the Book of Kells and the Book of Durrow. (The film Educating Rita was made on the campus.)
Georgian Dublin, view of eighteenth century streetscape of Dublin (e.g. Fitzwilliam Square, Merrion Square).
St. James's Gate Brewery
Old Jameson Distillery
St. Michan's Church
Ha'penny Bridge, a famous Victorian walker bridge spanning across the Liffey
Temple Bar, a mainly cobblestonequarter, directly on the Southern banks of the Liffey, popular for its cultural and nightlife spots.
Croke Park, one of Europe's largest stadiums, with the Museum of the Gaelic Athletic Association
Grand Canal and Royal Canal
Dun Laoghaire-Rathdown
the panoramic southern Dublin Bay with the towns of Dalkey and Killiney
James Joyce Tower and Museum at Sandycove
Fingal
Howth and Howth Head
Malahide with the Norman Malahide Castle
Fermanagh
Enniskillen Castle
Devenish Island
Lough Erne
Galway
Aran Islands - Irish Gaeltacht, islands in Galway Bay.
Connemara - Irish Gaeltacht, a heathland area, with the Twelve Bens and the Maumturk Mountains.
Galway City, a lively university town (seat of the NUI Galway)
Lough Corrib, the largest lake in the Republic of Ireland.
Kerry - Scenic rural county in the south west.
Dingle, main town of the idyllic Dingle Peninsula
Killarney - internationally renowned as the undisputed centre of tourism in the South West of Ireland .[1]
Killarney National Park with the Killarney Lakes, the Muckross House and Gardens, Ross Castle, the Torc Waterfall
Macgillycuddy's Reeks on the Iveragh Peninsula, Ireland's highest mountains
the Ring of Kerry, a panoramic ring road around the Iveragh Peninsula passing through, among others, the village of Cahersiveen, the birthplace of Daniel O'Connell
Skellig Islands with the monastic site on Skellig Michael, a UNESCO World Heritage site
Tralee - the county town and home of the Rose of Tralee festival.
Valentia Island
Kildare
Irish National Stud, National Horse stud with many famous horses, centre of Irish horse breeding
Kildare town with Kildare Cathedral on the site of an early Christian monastery founded by Saint Brigid
Maynooth, town on the Royal Canal, Catholic bishop seat, Maynooth Castle, Carton House, the campuses of St Patrick's College and of the NUI Maynooth.[citation needed]
Kilkenny
Dunmore Cave - a show cave with many calcite formations and archaeological finds
Jerpoint Abbey near Thomastown
Kells Priory at Kells
Kilkenny City - one of Ireland's most exemplary medieval cities
Kilkenny Castle - meeting place of the Confederate Ireland government in the 1640s.
Rothe House
St Canice's Cathedral
St Mary's Cathedral
Laois - "Queen's County"
Castle Durrow
Rock of Dunamase
Slieve Bloom mountains
Limerick
Adare, "Ireland's most beautiful village" with Adare Manor, Desmond Castle, a Franciscan and a Trinitarian abbey
Castle Oliver
Limerick city - historic Irish city and home to the famous Munster rugby team and Thomond Park
King John's Castle - 13th century castle located on the medieval King's Island.
St. Mary's Cathedral - 12th century cathedral located on King's Island.
Hunt Museum - museum housing over 2000 artifacts from Ireland and abroad.
Lough Gur - ancient mesolithic human settlement site.
Londonderry
City of Derry, only city in Ireland with intact city walls (therefore called the "Maiden City")
Bogside with, among numerous others, the murals at the Free Derry Corner
Louth
Monasterboice, early Christian settlement with high cross and round tower
Mayo
Achill Island
Ashford Castle near Cong
Croagh Patrick - mountain place of pilgrimage - since pagan times to present day Christian times, near Westport
Lough Mask
Museum of Country Life near Castlebar
Meath, the Royal County
Drogheda, site of the Battle of the Boyne
Ráth Cairn - A small Gaeltacht area.
Bective Abbey - A 12th Century Cistercian abbey.
Newgrange - a megalithic passage grave site older than the pyramids.
Knowth - a similar monument even more impressive than Newgrange that has only recently been opened for visitors.
Dowth - A Neolithic passage tomb, oldest principle tomb at Brú na Bóinne.
Brú na Bóinne - location of the above two and other monuments.
Loughcrew - 5,000 year old Burial Grounds.
Hill of Tara - seat of Ireland's ancient High Kings.
Kells - after which the Book of Kells is named.
Trim Castle - Ireland's Largest Castle.
Slane Castle - 18th Century Castle
Monaghan
Harvest Time Blues Festival
Offaly - "King's County"
Birr Castle
Clonmacnoise, monastic site on the banks of the River Shannon
Roscommon
Lough Key
Sligo
Carrowmore, passage tomb site
Drumcliffe with the gravesite of William Butler Yeats, near the Ben Bulben mountain
Sligo town with the Dominican Sligo Abbey
Tipperary
Glen of Aherlow
Lough Derg
Rock of Cashel, traditional seat of the Kings of Munster
Tyrone
Ulster American Folk Park near Omagh
Waterford
Ardmore with the round tower of St Declan's Church
Waterford, Ireland's oldest city
Waterford Cathedral
Reginald's Tower
Westmeath - Centre of Ireland - attractive lakes.
Athlone Castle - old castle in Athlone Town
Belvedere House and Gardens - Historic Gardens near Mullingar
Lough Owel and Lough Ennell - beautiful lakes
Wexford
Enniscorthy with Enniscorthy Castle
Ferns Castle and Abbey
New Ross
Tintern Abbey
Wexford town with Selskar Abbey
Wicklow - "the garden of Ireland"
Avoca
Bray - considered the southernmost suburb of Dublin
Enniskerry
Glendalough, 6th century monastic site with Irish Round Tower
Greystones
Powerscourt Estate, extensive castle grounds and gardens; a popular tourist attraction, includes golf course, restaurant, hotel.
Wicklow Mountains, an Irish national park, all of the above towns are in or near these mountains
Wicklow town with Wicklow Head, the easternmost point of the Republic of Ireland