Hidden Sound 2
On Via Michelangelo, across from number 5, there’s a parking lot.
This sound is in the first parking space!

Drawing by Asia, 6 years old
Children's clues
It’s a brave sound!
It’s a “tombusical”! (Translators note: untranslatable play on words)
It makes a trapdoor noise, and to make it we have to jump on something that goes into the aqueduct!