A picture-puzzle that has spread widely on the Internet has caused a stir, many of the users are unable to answer correctly.
Ten days after its publication, the photo collected 13,000 likes and thousands of comments were made, but users still cannot come to a common denominator regarding the number of girls.
In the photo by the Swiss photographer Titiana Vergari, the girls are sitting in a mirrored room.
According to a poll conducted by BuzzFeed, 74 percent of users see two girls in the photo, 17 percent think there are actually four girls, and 9 percent of respondents give other answers or find it difficult to answer.
How many girls do you think are in the photo?
