Thousand Islands – Frontenac Arch is one of four ecoregions of the Mixedwood Plains. The Thousand Islands in the Saint Lawrence River have a distinctive flora and fauna and are a part of the biological corridor. The bedrock is mostly gneiss, granite and marble, more than a billion years old. The Frontenac terrain is the youngest of the Ontario portions of the arch, dated at 1.2 billion years old. These rocks were once part of a large mountain chain of the ancient supercontinent of Rodinia. There is also a meteor crater near Holleford, where the shield meets the limestone plains of southeastern Ontario. The area
Thousand Islands (Indonesia) they are ready to be released into their natural habitat. Most coastal areas of this park are surrounded by mangrove forest, where monitor lizards, golden ring snakes and reticulated pythons can be found. The islands of the Thousand Islands is an administrative regency which belongs to the city of Jakarta. As an administrative regency, Thousand Islands does not have its own local legislatures ("Dewan Perwakilan Rakyat Daerah") while the regent is directly appointed by the governor. The geographical features of Thousand Islands make Jakarta the only capital city in the world which contains more than 100 islands within its capital