San Francisco thought it had its baseball stadium of the future when Ewing Field opened in May 1914. But everything changed ...

“This is the landing site,” he says. Skinner and Huff are here in the San Francisco Volcanic Field getting ready for the fifth iteration of the Joint Extravehicular Activities and Human ...

Sunset Crater sits in the larger San Francisco Volcanic Field, which also produced the nearby San Francisco Peaks (a mountain range that, among other things, contains the highest point in Arizona).

In addition to Native American ruins, the route passes through the active portion of the San Francisco volcano field surrounding Flagstaff. For the adventurous, Coconino National Forest could be a ...