The Presidio Trust must decide where to put a new art museum to be built at the Presidio unit of the Golden Gate National Recreation Area. The donor-specified site is problematic, and some critics argue that the museum complex’s massive scale and modern appearance are incompatible with the Presidio’s historic milieu.

Geographers might blanch at the thought, but Yellowstone National Park officials have pushed the 45th Parallel a bit north in an effort to make park visitors safer.

The two lost backpackers rescued Wednesday in Denali National Park were far from where they thought they were and didn’t know they were the subjects of a massive search lasting four days and costing an estimated $120,000. But as they say, all’s well that ends well.

Situated a few miles south of Miami, Biscayne National Park is the only place in the world where a living coral reef lies adjacent to a large metro area. Biscayne’s metro periphery location, fragile resources, and heavy visitation make it one of our most vulnerable parks.