Unable to answer "Do you have to pay to park here?" – Alberobello (Parking Lot) – https://osm.org/way/419952721 via StreetComplete 56.1:

Qui possono parcheggiare gratuitamente le auto. I bus pagano 10 euro al giorno

Attached photo(s):
https://westnordost.de/p/199630.jpg