Povorotniy Lighthouse, Baltic Sea (Russia)
No. 6 in the photoFabrique “Lighthouses of Russia” series, this one is in the Gulf of Finland. Two of these are available. One was mailed in 2012 from Ukraine (not Russia!) with four stamps, postmark, a sticker of a duck, and two address labels affixed (Grade: 4, $1) and the other in 2013, also from Ukraine, with three stamps and two postmarks (Grade: 1, $3).