This may be the archaeological artifacts, or components of agricultural machines apostated and plowed under, also remains of any industrial activities, remains long ago abandoned water mains or sewer, or parts of collapsed airplanes.
Hii inaweza kuwa mabaki ya akiolojia, au sehemu ya mashine za kilimo na apostated plowed chini, pia Inabakia ya Shughuli yoyote ya viwanda, Inabakia mrefu uliopita kutelekezwa maji mains au uchafu, au sehemu ya ndege kuanguka.