Explore the prehistoric monument at Newgrange. It is a UNESCO World Heritage site older than Stonehenge and the Egyptian pyramids and offers a fascinating insight into Ireland's ancient history. Open hours generally from 9:00am to 6:00pm.
Take a picturesque walk on the Howth Cliff Path Loop for breathtaking views of the Irish Sea and Dublin Bay. The walk is open at all times and takes about 1 to 1.5 hours.
Explore Howth Market featuring crafts, fresh produce, and food stalls. It opens on weekends from 9:30am but on weekdays check for local artisan stalls open from 9am to 1pm.
Enjoy a stroll around the historic Howth Castle grounds. While the castle itself is privately owned, the scenic park and gardens are open and perfect for a peaceful walk.