[Just another Joe]

“do have lessons to teach us in crowd control and in caring for large numbers of visitors in a modern city.”

Modern city? Muslims have modern cities?
I saw the pictures of the tent city outside of Mecca.
Didn't look like any "modern city" I've ever seen.

[a fool in paradise]

I saw the pictures of the tent city outside of Mecca. Didn't look like any "modern city" I've ever seen.

The Grateful Dead used to have a touring tent city that spent the bulk of their concerts just playing hacky sack in the parking lot.