This photo was taken on the entrance to Estonian Maritime Museum, which is located in Fat Margaret Tower in old part of Tallinn.
This is a great museum for those who loves maritime history: you start to feel the spirit of wandering immediately when you enter this almost 500 years old building.
Your thoughts go somewhere far, making you miss the places you've never been. Probably, you can call it nostalgia:)
Read next
From @zaebars