Grutas Mira de Aire

Grutas de Mira de Aire – Caves, Water Park, Animals & More in Leiria

Not in Lisbon, exactly….but just an hour drive to the north in Leiria is one of the Seven Natural Wonders of the Portugal….The Grutas de Mira de Aire (Caves of Mira de Aire). This multi-amusement park is one of the biggest natural attractions in Portugal. 11.5 kilometers of caves make up this unique geographical formation.