Here are some abandoned places that we discovered in Ukraine

Mavrinskie Maidan

Map (48.560299, 35.805698)
This was a pretty interesting place. Located in the middle of a field it does have a sign explaining a little about the site and also a primitive toilet for anyone to use while they are there. 

There are arguments again of how old this place is. Some say it is more than 5,000 years old. Nobody knows exactly why it was built and what purpose it served. Some say it was a fortress of some kind but more likely it was built to be used as a calendar