Twelve of the seventeen autonomous communities of Spain have national parks.
Canary Islands has the most with four, followed by Andalusia with three, and Castile-La Mancha and Castile and León with two each.
As of 2017[update] about 15 million people visited Spain's national parks, with Teide accounting for about 28% of all visitors.
The second most visited park was Picos de Europa (17%), followed by Ordesa y Monte Perdido (13%).
The least visited parks were Cabrera Archipelago (0.81%) and Cabañeros (0.72%).