Challenge page : http://www.ancientsocieties.com/paper-lamp/
The Challenge text says Trova l’unica cosa che manca, this is Italian for Find the unique missing thing.
In the picture, we can read some words :
RAENNA
CARP
NAPES
BARETTA
MASS
One letter is missing in each word to make an Italian City :
RA V ENNA
CARP I
NAP L ES
BAR L ETTA
MASS A
The solution is the one given by the missing letters : VILLA
The solution page is http://stl.la/villa, this page is redirected to http://www.ancientsocieties.com/villa/