Rüdiger BenninghausA renaturalised dredging hole (now a nature reserve) in Cologne-Dünnwald.<br> (May 2020)<br> (Foto: © Rüdiger Benninghaus)<br> <a href="https://pixelfed.social/discover/tags/Landschaften?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#Landschaften</a>, <a href="https://pixelfed.social/discover/tags/landscapes?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#landscapes</a>, <a href="https://pixelfed.social/discover/tags/Natur?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#Natur</a>, <a href="https://pixelfed.social/discover/tags/nature?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nature</a>, <a href="https://pixelfed.social/discover/tags/Baggerloch?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#Baggerloch</a>, <a href="https://pixelfed.social/discover/tags/Gravel_pit?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#Gravel_pit</a>, <a href="https://pixelfed.social/discover/tags/Seen?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#Seen</a>, <a href="https://pixelfed.social/discover/tags/lakes?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#lakes</a>, <a href="https://pixelfed.social/discover/tags/Köln_Dünnwald?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#Köln_Dünnwald</a>