In February 2017, visitors to the Presidio will enjoy a brand-new gateway to this remarkable national park. Located in a Main Post guardhouse built in 1900, the William Penn Mott, Jr. Presidio Visitor Center features state-of-the-art displays, fascinating exhibits, and an information desk.

In honor of Asian-Pacific American Heritage Month in May, learn the legacy of Japanese Americans who fought for their country—while their families were incarcerated by their government. And discover the unassuming building—rebuilt along Crissy Field—where they trained at a top-secret school.

Most trail names are self-explanatory; they take their monikers from the area’s geographic features or natural resources. But some are a little more cryptic and obscure. In honor of National Trails Day on June 1, we did a little sleuthing into 10 mysterious trail names.