If you are US, Canadian or European citizen you can enter Mexico without the need of a visa.
If you are US, Canadian or European citizen yes you can without the need of a visa.
You always need a passport to enter another country
If entering Mexico via airplane, yes.
Yes, you need your passport.
yes you do. you need a passport to fly anywhere outside of the United States.
No, unless you are stopping at the US.
Of course, if you get some sun. Cancun is in the "tropics".
Cancun is IN Mexico.
Cancun is in Mexico, not in New Mexico.
Cancun,mexico
Cancun is a city of Mexico.
does a citizen of Mexico need a passport to go from the us to Mexico and back? He is legal to be in us but not a us citizen.
Cancun and Cozumel are in the state of Quintana Roo which is in the country of Mexico.