Not Allowed: Shorts
Not Allowed: Short skirts
Not Allowed: Sleeveless shirts
Not Allowed: See-through clothing
Know Before You Go: Everyone entering the basilica must pass through the security check that can take anywhere between 10-50 minutes, depending on the season and events
Know Before You Go: Vatican City imposes a dress code for entry into the Basilica, which requires covered shoulders and knees
Know Before You Go: If the tour is canceled, you will be offered a tour on an alternative date or a full refund