• speleology
  
• artificial caves
  
• underwater speleology
  
• tourist caves
  
• climbing
  
• mountain bike
  
• excursions
  
• castles
  
• museums
  
• nature, culture, folklore
  

CASTLES

• Castello di Miramare (Trieste)
• Castello di Duino (Trieste)
• Castello di San Giusto (Trieste)
• Castello di Gorizia
• Castello di Udine