That is an impressive image Cesar. It is centered on M20 with M8 on the left of M20. It also shows the open cluster M23, the star cloud M24, the nebula M17 and part of M16 top right. The center of the galaxy is at lower left.
See
http://www.iceinspace.com.au/forum/showthread.php?t=37661&highlight=mi lky+center post #17.