1.-Copy the ... .bgl archives to
the Addon Scenery\Scenery of fs9. There is no need for scenery installation in the scenery library
since it goes directly to the scenery folder of Addon Scenery.
If you want ro remove the thermals delete from Flight simulator 9\
Addon Scenery\Scenery all archives that begin with CentralAm...

2.-Although you will not find any special clouds you will find thermals
over complete territory of Belize, Honduras, Salvador, Guatemala, Nicaragua and Costa Rica (see map), so you can
fly from any airport to other and allways have thermals on the way.
Thermals min alt 900 feet max 15.000 feet.

Happy flights!!

Alejandro Villa