A study of the Schlei region in Northern Germany (Schleswig-Holstein) and its surrounding "land" (inland area).
Knowing the file extension of the largest file inside will tell me exactly what it is. Scheleirland.rar
A deep, narrow inlet of the Baltic Sea in Northern Germany. Known for its historical significance as a Viking trade route (Haithabu/Hedeby). A study of the Schlei region in Northern
Description of the techniques used to compile the data. II. Geographical and Historical Background a game site
The rar likely contains .3dx , .xml , or custom map tiles meant to be imported into software.
did you get the Scheleirland.rar file? (A forum, a game site, an academic source?)