Eelmoor Flash on the <a href="https://en.wikipedia.org/wiki/Basingstoke_Canal" class="extiw" title="en:Basingstoke Canal">Basingstoke Canal</a> taken from the Eelmoor Bridge (adjacent to <a href="https://en.wikipedia.org/wiki/Farnborough_Airport" class="extiw" title="en:Farnborough Airport"> Farnborough Airport</a> . The flash was formed when water was allowed to fill a natural indentation by building a dike only on the towpath side of the canal.
<a href="//commons.wikimedia.org/wiki/User:Martinvl" title="User:Martinvl">Martinvl</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>