The yellow calamine violet can only be found in a few places in the three-country corner of Aachen because of its connection to soil containing heavy metals.
Holleweg or a grubbe, a lower part of the valley covered with undergrowth and a natural waterway in the hill country that leads excess precipitation after a rain shower to a stream.
The Lourdes Cave is a religious structure in Banholt in the Dutch municipality of Eijsden-Margraten. The Lourdes Cave is located in the Dalestraat, at the northwestern tip of the Trocken, …
The Horstergrub is a dry valley in Dutch South Limburg and the Belgian Voer region in the municipalities of Eijsden-Margraten, Gulpen-Wittem (eastern end) and Voeren.