Belem Tower, Jeronimos Monastery, Pastel de Belem
La Playa Chica, Castle of Guzman el Bueno, Mirador del Estrecho
Malaga Cathedral, Alcazaba, Playa de la Malagueta
Sagrada Familia, Park Guell, Barceloneta Beach
Palais des Festivals, Promenade des Anglais, Marche Provencal
Colosseum, Vatican City, Trevi Fountain
Oia, Nea Kameni, Ancient Thira
Psarou Beach, Little Venice, Mykonos Windmills
Acropolis of Athens, Parthenon, Erechtheion
If you have more time, consider visiting more beaches or landmarks in each destination. Alternatively, if you have less time, consider cutting your stay in Mykonos or Santorini down to one day each or eliminating French Riviera from the itinerary. Make sure to pack sunscreen and beach gear for kite surfing.