Do you know….there’s an island within a lake on an island within a lake on an island

In the Philippines, you'll find Vulcan Point, an island within Main Crater Lake.
Main Crater Lake is located on Volcano Island.
Volcano Island is located in Lake Taal.
Lake Taal is located on the island of Luzon.
And there you have an island within a lake on an island within a lake on an island.