What makes this different from the standard tourist overlooks is the angle: you're below the bridge, not above it, and close enough that the scale stops feeling like a postcard. The beach itself is small, rocky, and clothing-optional in practice, which the subreddit photos confirm without editorial comment. Weekday mornings are emptiest. Weekend afternoons you'll share it with photographers, dogs, and people who clearly googled the same thing you did.
Practical notes: No BART-direct option — closest is a ride from Embarcadero or a 29-Sunset bus connection to the Presidio. Parking off Langdon Court is free but limited to around 20 spots; arrive before 9am on weekends or you're circling. No food on site, so bring water. The trail back up is the same elevation gain reversed — not brutal, but not nothing.
With two hours: walk down, spend 45 minutes at the waterline, walk back up, and stop at the Warming Hut near Crissy Field on your way out for coffee and a seat with a different angle on the same bridge.

