Location: Seattle, WA - USA
Photographer: Travis Knapp-Prasek
Location: Pacifica, CA - USA
Photographer: Travis Knapp-Prasek
Notes: High up in the hills, after an 2.5 mile hike, you'll come to realize these abandoned military forts no longer exist
Location: Brisbane, CA - USA
Photographer: Michele Markowitz
Location: New York, NY - USA
Photographer: Travis Knapp-Prasek
Location: Lake Berryessa, CA - USA
Photographer: Travis Knapp-Prasek
Location: San Francisco, CA - USA
Photographer: Travis Knapp-Prasek
Location: Raleigh, NC - USA
Photographer: Travis Knapp-Prasek