この手のツアーでよくある「予定詰めすぎてじっくりは見られない」というパターンですね。
じつは前日に来てそれなりに見てたらしいのですが、それでも全部まわれなかったそうです。
ホントに資料ぎっしりでしたからねー。

This kind of tour often has a pattern of packing the schedule too full, so you can't get a careful look at things.

In fact, she'd apparently come the day before and seen what she could within limitations, but even so, I hear she couldn't go around to all of it. It really is packed full of documents!