Mines of Spain State Recreation Area and E. B. Lyons Nature Center
| Mines of Spain State Recreation Area | |
|---|---|
Julien Dubuque monument | |
| Location | Dubuque County, Iowa, United States |
| Coordinates | 42°28′05″N 90°38′41″W / 42.4680598°N 90.6448501°W |
| Area | 1,439 acres (582 ha) |
| Elevation | 594 ft (181 m) |
| Established | 1981 |
| Administered by | Iowa Department of Natural Resources |
| Website | Official website |
Julien Dubuque's Mines | |
| Built | 1897 |
| Architect | Alexander Simplot; Carter Bros. |
| Architectural style | Late Gothic Revival |
| MPS | Mines of Spain Archeological MPS |
| NRHP reference No. | 88002662 |
| Significant dates | |
| Added to NRHP | November 21, 1988 |
| Designated NHLD | November 04, 1993 |
The Mines of Spain State Recreation Area and E. B. Lyons Nature Center is a state park located along the southern edge of the city of Dubuque, Iowa, United States. The 1,439-acre (582 ha) park features picnic areas, 16.5 miles (26.6 km) of walking/hiking trails, 3.5 miles (5.6 km) of ski trails, and the Betty Hauptli Bird and Butterfly Garden. It also includes archaeological sites of national importance as an early lead mining and smelting venture led by French explorer Julien Dubuque, as well as Dubuque's gravesite. These sites have been collectively designated a National Historic Landmark District as Julien Dubuque's Mines.