part 3

The next place we went to was Grut Azul = the blue grotto. The name kind of fits I would say...
Looks really cool how the water can be that blue!

Then it was time to go swimming again on a nice little lake.
But the highlight on that day was this: one of the biggest stalactite cave in the world. We were surprised how big it was. This is the entrance. Probably 15 meters high and 30 meters broad. And it stayed that big! We were walking in one direction for about one hour! Thousands of years this cave has been an underground river. The cave was filled with stalactites, stalagmites and things I don't know names for...