Because this is a .rar file, you will need archiving software like WinRAR , 7-Zip , or The Unarchiver to "extract" or "unzip" the contents and view what is inside.
If you can provide more context, I can help you figure out what this file is. UralMountainsDVD.rar
specific information are you trying to find inside? (e.g.,) Because this is a
If this is a file you downloaded and it is not opening, or if you suspect it is corrupted, you might need to re-download it from the source. To give you a better report, could you tell me: did you download or find this file? Because this is a .rar file