Introduction to volcanic fireworks: Arenal Volcano erupts on average every 5-10 minutes. During the eruption, it will cause a large volcanic ash mist and a huge roar in the sky, which can be seen dozens of kilometers away. Here we are At night, the landscape of Arenal Volcano is even more spectacular. The magma rolls down the mountain rocks melted by high temperature, forming a very weird but extremely brilliant "fireworks", which usually stretches at least 5 kilometers away. It is a famous spectacle in Central America. one.