Antique has rugged and varied land. Nogas Island, Hurao-Hurao Island and Mararison Island have long stretches of white sand beaches that are ideal for shell-hunting. Batbatan Island on the other hand, appeals to scuba divers because of the well-preserved coral reefs. Mount Madia-as (or Madjaas), located in Culasi, is the highest peak on the island of Panay. This mountain is a dormant volcano with lakes and 14 waterfalls. It is said to be the legendary home of Bulalakaw, the supreme god of the ancients, and beckons as a challenge for hikers and trekkers. Mount Nangtud, is the second Highest mountain in Antique and Panay island with an elevation of 6,801 ft. (2,073 m) above sea level, located between Antique and Capiz border. Antique has sixth major rivers, the longest is Sibalom river with a total length of 48 km (29 mi) long, Kangaranan river 38 km (23 mi), Dalanas river 32 km (19.8 mi), Paliwan river 31 km (19 mi), Tibiao river 26 km (16 mi), and Kairawan river 25 km (15.5 mi).