If visiting an ancient underground passage that has served as a war refuge sounds thrilling to you, then don't miss this fascinating archaeological museum in Naples. More than 500 metres long and 150 years old, the Bourbon Tunnel, Tunnel Borbonico, or Bourbon Gallery has been recently restored to the detail and offers experiences for all tastes, from historical tours to speleological excursions.

Castel Nuovo, also known as 'Maschio Angioino', is a medieval castle dating back to 1279. It was an important cultural centre, visited by important artists and writers such as Giotto, Petrarca, and Boccaccio. Today, it hosts various cultural events and is home to the Municipal Museum of Naples.

The Solitary Islands Marine Park is the third largest marine protected area in New South Wales, covering a total area of 71,000 hectares and stretching along 75 kilometres of coastline from Coffs Harbour north to the Sandon River mouth. The park is home to an incredible diversity of marine life, including tropical, temperate, and sub-tropical species of fish, coral, and algae, making it a major attraction for divers. Signage throughout the park indicates where specific activities such as diving, fishing, and collecting are permitted. Within its boundaries, the marine park includes tidal waters, estuaries, beaches, and headlands, all protected by a special zoning scheme designed to conserve fish habitats and preserve the area's natural beauty.

Built in the 13th century, the Palace Of Kings of Majorca is one of the most remarkable examples of medieval civil and military architecture in southern France. The main courtyard and its ensemble of Gothic buildings, as well as the garden, are worth your attention, but this majestic palace is worth a visit even just for the views of the city.