The cache is placed in the Mines of Spain Recreation Area along the Eagle Scout Trail. The nearest parking is at the Cattesse Hallow Access area (see parking coordinates). It is located off Olde Massey Rd. From there follow the Cattesse Trail to the Eagle Scout Trail. Most of this area is open to hunting so wear the appropriate clothing during hunting season.
The cache is placed with the permission of the Iowa DNR. The Mines of Spain Recreation Area is open year around from 4 a.m. to 10:30 p.m.
NATURAL CHARATERISTICS: The Mines of Spain Recreation Area offers a wide range of interpretive opportunities. Self-guided nature tails, a wildlife observation platform at the wetland and signs educate visitors that tour the park. Interpretive trails include the trails at the interpretive center, the Horseshoe Bluff Trail and the Wetland Trail system.
The geological history of the Dubuque vicinity is laid bare the Horseshoe Bluff Interpretive Area. A thick layer of Ordovician dolomite rock has been exposed in the horseshoe-shaped quarry. In addition, a 15-acre wetland with two floating trails gives access to a wildlife observation blind. Interpretive signs provide interesting insights into the geology, history and resources of the Mines of Spain Area.