Nonprofit Backyard Ultra in Klein Lafferde, Niedersachsen, Germany.
The symbolic entry fee is 1 Euro (+ a donation). All entrance fees and donations are fully forwarded to a local children´s hospice.
Athletes need to bring their own proviant / aid stations. If you want to participate send an e-mail to email@example.com
More detailed information: https://lafferdeloopchallenge.wordpress.com/