Đền Hùng is a historical site located in Phú Thọ Province, Vietnam. It is dedicated to the worship of the Hùng Kings, the legendary founders of the Vietnamese nation. The complex consists of several temples situated on Núi Hùng, a mountain that offers beautiful views of the surrounding landscape. Every year, the Hùng Kings' Festival is celebrated in the spring, attracting thousands of visitors who come to pay their respects. The site is recognized for its cultural significance and was designated as a UNESCO World Heritage Site in 2012, highlighting its importance in Vietnamese history and tradition.