With the discovery of planets around other stars, discussions on the topic of alien intelligence, aliens visiting Earth and contacts with them are increasingly appearing in the media. I am more than sure that alien intelligence exists, but whether it has ever visited Earth is a question that makes me smile more with condescension than the igniting sparkle of curiosity in my eyes. But a strange event that happened to me one autumn evening made me take a slightly different look at the reality of contacts between earthlings and alien intelligence.