From Marburg, you can take a regional bus or car transfer to Bad Endbach (approx. 35–40 minutes).
To reach camp destination by public transport please take bus 383 from Marburg Lahn train station till the bus stop "Bad Endbach. Am Briel" (duration 1 hour and 10 minutes) OR take from Marburg Lahn train station expressbus X38 till bus stop "Gladenbach. Busbahnhof" and then change to bus 383 (is quicker).