El Teide in the Las Cañadas National Park of El Teide, on the island of Tenerife.
On the road that goes up to La Esperanza, the TF 24 Carretera de La Experanza, exit to the El Teide Observatory, 300 meters on the right is the viewpoint.
Links:
Instituto de Astrofísica de Canarias – IAC
Photograph by 2111695 pixabay.com/es/users/2111695-2111695/