Incorrect Example [#2246]
Be aware! This is an example of an incorrect use of the symbol!
Well, fountain or water tank which is too small and unimportant to be mapped. If you want to point out the danger, you may eventually map this as 203 Rocky pit.
Gallery
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Small ancient well, almost invisible, near Luhačovice, Czechia. Too small to be mapped. Photo by: Zdeněk Lenhart (CC BY-SA 4.0)