Avenue Saint-Martin Monaco, Principality of Monaco, 98000      Phone: +37793153600         Website Museum founded by navigator and oceanographer Prince Albert I, plus an aquarium with 6000 specimens.
The entry fee is 19€ for an adult or you can take a combined ticket for the Oceanographic Museum and the Prince s car collection for 25€.  
There are 2 Machines on the left side of the entrance and another at the 1st floor. Only 0.5€, 1€ and 2€ coins are accepted. You can also buy the coins from the gift shop by card.  
GPS is: 43.730881, 7.425500  |