The central part of the Po valley is only a fraction of the Italian lands conquered by the Lombards when they crosed the Alps from eastern Europe in the early Middle Ages.
The middle of the Po Valley is one area that was conquered by the Lombards.
No part of the Po Valley was conquered by the Lombards.
A group of people cheering at a concert.
I wonder about them.
A duck is flying over water.
A bird flies over the ball field.
Madeira exports a lot of things.
It is difficult to see anything but concrete.