The Mir Castle Complex is a UNESCO World Heritage site in Belarus located in the town of Mir in the Karelichy District of the Hrodna voblast, 29 km to the north-west from another World Heritage site, Nesvizh Castle.

I got two postcard from Minsk on the same day. Both from the same RR. So, here's the second one :)

It's my first RR postcard. It was city view RR. It's Minsk, capital city of Belarus.