An Act to designate certain lands within units of the national park system as wilderness; to revise the boundaries of certain of those units, and for other purposes.

(Measure passed Senate, amended)

Designates specified areas within the following national parks and national monuments as wilderness: (1) Bandelier National Monument, New Mexico; (2) Gunnison National Monument, Colorado; (3) Chiricahua National Monument, Arizona; (4) Great Sand Dunes National Monument, Colorado; (5) Haleakala National Park, Hawaii; (6) Isle Royale National Park, Michigan; (7) Joshua Tree National Monument, California; (8) Mesa Verde National Park, Colorado; (9) Pinnacles National Monument, California; (10) Saguaro National Monument, Arizona; (11) Point Reyes National Seashore, California; (12) Badlands National Monument, South Dakota; and (13) Shenandoah National Park, Virginia.

Revises the boundaries of Isle Royale National Park, Michigan, and Pinnacles National Monument, California.

Directs the Secretary of Agriculture to review the suitability of specified lands in Coronado National Forest, Arizona, for designation as wilderness.

Directs the Secretary of the Interior to designate the principal environmental education center within the Point Reyes National Seashore as the Clem Miller Environmental Education Center.

Requires that the Shoshone National Forest, Wyoming, known as the Whiskey Mountain Area, be classified as a primitive area until the Secretary of Agriculture determines otherwise.