Gdansk is located on the Baltic Sea on the norther part of Poland. Gdansk and the greater area (Sopot, Gdynia, Nowy Port, etc) is worth visiting all year round. Off season can be exceptionally beautiful and peaceful.

 + More images on Flickr.
 + Wikipedia: Gdansk, Sopot, Gdynia.
 + A great place to stay when visiting: Old Town Apartment.
 + Must see while visiting Gdansk: The Red Room in the Main Town Hall.
 + Going out: U Literatów Cafe and Cafe Ferber.