 There are two streams running through the estate, one of them the Glamis Burn.An arboretum overlooking Glamis Burn features trees from all over the world, many of them rare and several hundred years old.The vicinity of Glamis Castle has prehistoric traces; for example, a noted intricately carved Pictish stone known as the Eassie Stone was found in a creek-bed at the nearby village of Eassie.