National Conservation Lands

Columns: Historic trail | BLM states | BLM distance
California | CA , ID , NV , OR , UT , WY | 1,493 miles ( 2,403 km ) | El Camino Real de Tierra Adentro | NM | 60 miles ( 97 km ) | Iditarod | AK | 418 miles ( 673 km ) | Juan Bautista de Anza | AZ , CA | 103 miles ( 166 km ) | Lewis and Clark | ID , MT | 369 miles ( 594 km ) | Mormon Pioneer | WY | 498 miles ( 801 km ) | Nez Perce | ID , MT , WY | 70 miles ( 110 km ) | Old Spanish | AZ , CA , CO , NV , NM , UT | 887 miles ( 1,427 km ) | Oregon | ID , OR , WY | 848 miles ( 1,365 km ) | Pony Express | NV , UT , WY | 596 miles ( 959 km )

Example questions:
What are the BLM states for the National Conservation Lands historical trail that commemorates an expedition from 1804 to 1806 ? | What is the BLM distance for the National Conservation Lands historical trail that commemorates a route used in 1860 and 1861 ? | What are the BLM states for the National Conservation Lands historical trail that was laid by fur traders and trappers from about 1811 to 1840 ? | What is the BLM distance for the National Conservation Lands historical trail for a trail that might have been forgotten except for a 1925 diptheria outbreak ?

Answers:
ID , MT , WY | 596 miles ( 959 km ) | ID , OR , WY | 418 miles ( 673 km )