On foot, horses and elephants.
The Alps.
Hannibal Barca.
The Mediterranean Sea and the Alps.
The Alps
The alps.
Napoleon crossed the Alps with on a Mule
The Alps
The Alps with an invading army .
He didn't.
never
Hannibal Barca was the leader of the Carthaginians during the Second Punic War. He famously invaded Italy by crossing the Alps with his army and won several major battles against the Romans, but ultimately failed to capture Rome.
by trying to get to the other side