What do the following people have in common?

1. Julius Caesar
2. Hannibal Barca
3. Christopher Columbus
4. George Washington
5. Gertrude Ederle

Answer:

They all made famous crossings:

1. Caesar crossed the Rubicon
2. Hannibal crossed the Alps
3. Columbus crossed the Atlantic
4. Washington crossed the Delaware
5. Gertrude Ederle - first woman to swim across the English Channel