In the background you can see the Taal Volcano.
Taal Volcano is an active volcano on the island of Luzon in the Philippines. It is situated between the towns of Talisay and San Nicolas in Batangas. It consists of an island in Lake Taal, which is situated within a caldera formed by an earlier, very powerful eruption. It is located about 50 km from the capital, Manila. It also has the distinction of being home to the "Largest island in a lake on an island in a lake on an island". This is referring to Vulcan point, an
island in crater lake. Wikipedia