Place
- Denmark, Europe2
- Dowth, Meath[remove]2
- Guérande, France2
- Locmariaquer, Brittany2
- New Grange, counties Meath and Louth2
- Oldcastle, Meath2
- Scotland, Kingdom of, United Kingdom2
- Sweden, Europe2
- Aberfeldy, Perthshire1
- Accuan, Carlow1
- Alderney, Channel Islands1
- Ardtole, Ardglass1
- Argenteuil, France1
- Arzon, Morbihan1
- Augher, Tyrone1
- Avebury, Wiltshire1
- Aveyron, France1
- Aylesford, Kent1
- Ballintoy, Antrim1
- Ballycastle, Antrim1