It may relate to a specific urban development or historical preservation project in the Lotoshino district .
Look on communities like Only-Paper (a popular Russian papercraft site) or international forums like Zealot .
If you are looking for the original download, these files are typically hosted on specialized papercraft and modeling forums.
You will need a utility like 7-Zip or WinRAR to open the .rar archive.
Finding a file like usually refers to a digital archive for a paper model (papercraft) of a specific building or architectural project.