I just had some friends visit on the way to their home country, after spending 4 months traveling through Spain. They liked Spain a lot, but the first comment

I just had some friends visit on the way to their home country, after spending 4 months traveling through Spain. They liked Spain a lot, but the first comment they made when we went for a walk was how clean the streets and the surroundings where. Your cleanliness mileage may vary per Land, I guess.