Rock of Gibraltar to describe an entity that is very safe or firm. The motto of the Royal Gibraltar Regiment and Gibraltar itself is "Nulli Expugnabilis Hosti" (Latin for "No Enemy Shall Expel Us"). Approximately 40% of Gibraltar's land area was declared a nature reserve in 1993. The flora and fauna of the Gibraltar Nature Reserve are of conservation interest and are protected by law. Within it is a range of animals and plants, but the highlights are the Barbary macaques (the famous "Rock apes"), the Barbary partridges, and flowers such as Gibraltar's own Chickweed, Thyme and the Gibraltar Candytuft. The Barbary macaques
Gibraltar Rock State Natural Area a major tourist draw. The track for the area does not have wheelchair access. People are not allowed to climb the rocks in the park, though this has not always been the case. The natural area is located on the outer part of the Magnesian Escarpment/Black River Escarpment, with the soil for the area being glaciated sandy loams, which sit on top of the Galena-Platteville dolomite cap and St. Peter sandstone. Inside the natural area is a flat-topped butte called "Gibraltar Rock." It sits above sea level and is the highest point in Columbia Country. There is a trail leading