This article was produced by National Geographic Traveller (UK). High-spirited northern surf hubs, relaxed Mediterranean-fronting neighbourhoods and glowing sands washed by the thundering Atlantic — ...

In a recent turn of events, popular beaches in Spain have been closed to visitors after venomous blue dragon sea slug ...

Beaches in the town of Guardamar del Segura, in southeastern Spain, closed earlier this week after the discovery of two venomous sea slugs in the water, local authorities announced.

The Glaucus atlanticus is colloquially named the “blue dragon sea slug” for its resemblance to the mythical dragon, and several more of them were found in the water off the beaches of Guardamar del ...

The beautiful beaches of Guardamar del Segura have been closed due to the presence of "blue dragons," also known as Glaucus atlanticus ...