How to say on in Spanish

The Spanish word for on is en.
How to pronounce en in Spanish:
Click to hear the pronunciation of en  
Examples of en in Spanish:
Me encuentro con ella en una hora en la esquina.
I meet her in one hour on the corner.

¿Puede enseñarme en dónde estoy en el mapa?
Can you show me where I am on the map?

Y tú en avioneta.
And you on a plane.

Do you know another example that uses on in Spanish? Please tell us where you read or heard it (including the quote, if possible).