23 Serpnia is a station on the Kharkiv Metro's Oleksiivska Line. The station is one of two new stations added to the metro system on 21 August 2004, the other being Botanichnyi Sad.
Wikipedia https://en.wikipedia.org/wiki/23_Serpnia_(Kharkiv_Metro)
Address (Unnamed Road), Харків, Ukraine
Coordinates 50°2'8.517" N 36°13'11.929" E