Photo: Ingo Mehling, CC BY-SA 3.0 Free landmarks in Marseille
Photo: Ingo Mehling, CC BY-SA 3.0 
Photo: Bertrand SOUBEYRAND, CC BY-SA 4.0 Marseille Cathedral
Free, always
Photo: Ajay Suresh from New York, NY, USA, CC BY 2.0 Palais Longchamp
Free outside, paid inside
Photo: Alpha du centaure, CC BY 2.0 Prado beaches and the David statue
Free, always
Photo: Hombrey, CC BY-SA 4.0