Vance's Easter visit to Rome clogged its streets with a 40-vehicle entourage. He also demanded the Coliseum be closed so he and his family could tour it alone. Tourists who properly booked slots in advance got screwed.
He's apparently the first to make that demand. Then he didn't bother to show up.

JD Vance and his forty 4x4s visit the Vatican during trip to Rome
The US vice-president, a self-styled ‘baby Catholic’ who was baptised in 2019, and his family met senior officials from the Catholic Church