Panorama postcard of Barcelona. Thanks to Rafal of Germany.
Confluence of Rio Negro black water and Rio Solimoes muddy water, a Manaus tourist attraction in Brazil. Thanks to Jennyfer of Brazil.
This is the tallest Orthodox Christian church in the world. It was rebuilt after its destruction. Thanks to Nastya of Moscow, Russia.
Freiburg Münster medieval cathedral of Freiburg im Breisgau, Germany. Thanks to Petra for mailing from Freiburg, Germany.
Litoral norte de la Habana. Mailed from Austria by Sabrina. I prefer postcard mailed from country of origin but sometimes it cannot be helped.