Benagil Sea Cave, West Algarve, Portugal. "Those wanting to see it at its most deserted should aim to get there in the early hours where they can also watch the sunrise pour into and illuminate ...

In fact, it's one of the best snorkeling spots in Portugal ... And just a 10-minute drive away, make sure to see Benagil Cave ...

Praia de Benagil itself is a stunning beach ... and multiple coves and caves for snorkeling. Praia de Moledo in northern Portugal has a hazy, dream-like nature about it. From tree-lined shores ...