If you're not really into doing a lot of walking on your visit to Ljubljana because you're only going to be there for a limited time, it is reasonable up to the castle by the funicular and save yourself rising 20 minutes walk, although desembolsarás 3 euros return. If you want to climb by cable car and walk down will cost € 1.5. If there is time I think that the latter option is the best for the city views from the funicular you must not lose.
Why as a parking spot?, For several reasons. First, it is the ideal place to rent the boats that go to the island in the center of the lake, for they are closer to this than the people, you have to paddle much and take advantage of the time you pay for the boat on the island bathing you. Second, you stop the car and you can swim or take something on the beach that faces the parking lot. Third, if you go in camper is an alternative to camping next to the car park, as you can spend the night in it for 10 euros. The 10€ are from 20:00 am to 8 am, but I guess you can stretch more without being charged. Very comfortable and quiet. If you are on this vehicle you must know that this service does not have parking. Coordinates: +46 ° 21 '44.57 ", +14 ° 4' 52.97"
If you visit Slovenia with a motorhome you will find space and services here when you come to visit the caves, such as sinks and wifi. It is the most popular site for staying the night when you want to visit the caves early. The GPSi coordinates are N 45 46.823. E 14 12.210 '. With 200m of parking space available the cost is 15 € for up to 24 hours.