This Wherigo will give you the distance to the geocache final location based on your current location. You can start anywhere you want but the final location is in the city center of Vilnius, Lithuania.
The cartridge can be downloaded from here:
https://www.wherigo.com/cartridge/details.aspx?CGUID=93f826e7-9b13-485e-a26e-8d56fb473a6a