ترجمة - برتغالية برازيلية-إيطاليّ - Bom te encontrar

'qualche' to me sounds like there could be more than one photo, like some photos. The original says clearly that it's 'uma foto', una foto, one (certain) photo.

Ciao Raimondo,
sto mandando una foto per ricordare Rio de Janeiro.
Abbracci,
Pitty.