Former Gravel Pit
3 places in Cologne
Am Ginsterpfad
since 1991A roughly 21-hectare nature reserve set in a former gravel pit between Weidenpesch, Longerich and Mauenheim — off-limits to protect its wildlife and viewable only from a single lookout point.
Am Grünen Kuhweg
since 19914.3(343)· Google
A restored former gravel pit on Cologne's northern edge in Flittard, protected as a nature reserve since 1991 — a species-rich habitat of open water, sandy dry grassland and rare plants and animals.


