This user has created a global account and the main one is on Wikipedia (el).

el Αυτός ο χρήστης έχει ως μητρική γλώσσα την Ελληνική. Category:User el#C%20messierCategory:User el-N#C%20messier

grc-1 Ὅδε ὁ χρήστης σμικρῶς ἀρχαίως Ἑλληνιστὶ γράφειν οἷός τ' ἐστί. Category:User grc#C%20messierCategory:User grc-1#C%20messier Category:User grc-1#C%20messier

en-3 This user is able to contribute with an advanced level of English. Category:User en#C%20messierCategory:User en-3#C%20messier

fr-2 Cette personne peut contribuer avec un niveau intermédiaire de français. Category:User fr#C%20messierCategory:User fr-2#C%20messier

This user has uploaded 18 featured pictures to Wikimedia Commons.

This user has uploaded 4130 quality images to Wikimedia Commons.

My activity in Commons includes:

• Uploading own works
  • mostly architecture-travel photography
  • some attempts to astrophotography, imaging transiet celestial phenomena, mainly comets
• Transferring files from other wikimedia projects
• Uploading free images I find in the internet

And an interesting tool: wikishootme