https://www.geocaching.com/geocache/GC7KGNN_kleine-hafenrundfahrt
GC7KGNN Kleine Hafenrundfahrt (Unknown Cache) in Nordrhein-Westfalen, Germany created by Cybaer67
Geocaching is a treasure hunting game where you use a GPS to hide and seek containers with other participants in the activity. Geocaching.com is the listing...