What city did Henri Mouhot found?

Mexico City IS a city. If you mean what former towns were absorbed by this urban conglomerate, there are many, including Ciudad Nezahualcoyotl, San Antonio, Xochimilco, Santa Fe, La Villa de...

Yes. It was founded by Alexander the great

Bauxite is the ore from which Aluminium is refined and is found in many places around the world, large deposits in Brazil in particular. It is not found in any one specific city.

Burma

I think you mean Quebec, but in any case the largest cities are: Montreal Quebec City Sherbrooke Saguenay Trois Rivieres