Arthur's Seat is an ancient volcano located in Holyrood Park, Edinburgh, Scotland. Rising to 251 meters (823 feet), it offers stunning panoramic views of the city and surrounding landscape. The site is popular for hiking and outdoor activities, attracting both locals and tourists. The formation of Arthur's Seat dates back around 350 million years, making it a significant geological feature. It is part of a group of hills known as the Pentland Hills and is a designated Site of Special Scientific Interest due to its unique flora and fauna.