Explore the historical and natural wonders of Ilocos Norte on day five. Start by visiting the iconic Cape Bojeador Lighthouse, a Spanish colonial-era lighthouse perched on a hilltop. Enjoy panoramic views of the coastline and learn about its rich history. Next, head to the stunning Kapurpurawan Rock Formation, a unique geological formation made of white limestone. Take a leisurely walk around the area and marvel at the beauty of these natural wonders.