And Then There Were 26: They Came to Baghdad by Agatha Christie

Real talk: this is not one of our favorite Christies. Alas. But it
features some excellent scene setting in and among Baghdad and
Basrah; whenever Christie takes us to the Middle East, we know
we're in good hands as far as mise en scène goes. We just wish we
could say the same about the plot (or lack thereof), and the
characters populating this globe-trotting thriller....