The NLCS at a Glance | Category | Areas | Number | BLM Acres | BLM Miles | Monuments and NCAs | National Monuments | 15 | 4,807,997 | | National Conservation Areas | 13 | | Similar Designations | 4 | 1,434,430 | Wilderness | Wilderness Areas | 177 | 7,327,632 | Wilderness Study Areas | 608 | 14,183,082 | Wild and Scenic Rivers | 38 | 1,001,876 | 2,052 | Trails | National Historic Trails | 10 | | 5,355 | National Scenic Trails | 3 | 624 | Totals | 861 | 42,757,244 | 8,031 |
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