If you find yourself with a bit of spare time and you’re happy to travel 17 miles, check out Slane. This place boasts plenty to keep you busy. Among your first few stops here should be Slane Castle, Newgrange and Knowth. Located 20 miles away, Oldcastle is another popular choice. If you stop by, make sure you check out Loughcrew Cairns, Ramor Theatre and Loughcrew Adventure Centre.