To truly appreciate the Cliffs of Moher in County Clare, Ireland, you should plan to spend a minimum of two to three hours. This allows enough time to explore the "Cliffs of Moher Experience" visitor center, which is built into the hillside, and to walk the paved pathways to the primary viewing platforms such as O'Brien's Tower. If you are an avid hiker or a photography enthusiast, you might want to extend your visit to four or five hours to traverse the Cliffs of Moher Coastal Walk. This trail stretches for 18 kilometers, but even walking a portion of it towards Hags Head offers a more rugged and less crowded perspective of the 214-meter-high precipices. You should also factor in time for the unpredictable Irish weather; a sudden mist can obscure the view for 20 minutes before clearing to reveal a spectacular sunset. If you plan on having a meal at the on-site cafe or browsing the local craft shops, a half-day trip is the most comfortable way to ensure you aren't rushing through one of the world's most dramatic natural landscapes.