O Invernadeiro Natural Park is in the Galician Central Massif, it measures 5,722 hectares, has no inhabitants and is a completely virgin land. To enter the park it is necessary to apply in advance for a permit. For details, see the website of the Department of Environment
of the Xunta de Galicia.
In this area, both Atlantic and sub-Mediterranean species can be found, including woods of holly. Mammals like roe deer, wolves and wild boar also live here. There is a significant number of raptors and this is an area where golden eagles choose to nest. There is also an
icthyological centre where visitors can follow one of signposted routes: the Trout Route.