1 card today, sent by Elina "elsu" from Estonia. It shows the Tartu Observatory, the Anathomical Theatre and the Botanical Garden.
"The Tartu Observatory is the largest astronomical observatory in Estonia. It is located on Tõravere hill, about 20 km south-west of Tartu in Nõo Parish, Tartu County. It is known internationally for it's connection to Friedrich Georg Wilhelm von Struve and the Struve Geodetic Arc, an Unesco whs, of which it is the first point." - in: wikipedia.