The name alone keeps most visitors away—Oustaou de Diou is Provençal for "house of God," a nod to the chapel ruins hidden in the macchia above—but the real deterrent is the half-hour trail from Porquerolles village, threading through maritime pine and scrub oak that crackle underfoot in summer. When the path finally breaks open, you're standing above a crescent of bone-colored rock hemmed by limestone walls streaked with rust and lichen, the kind of geology that feels older than memory.
“It's the only calanque on Porquerolles where chapel ruins overlook a swimming cove entirely free of signage or services.”
Person walking on a sand spit
The shoreline is unmanicured: flat slabs for laying out towels, larger boulders to wedge between for shade, and knee-deep tide pools where damselfish dart over urchins. Snorkelers kick out past the first band of posidonia seagrass and find drop-offs where the seafloor vanishes into navy blue, grouper hovering in the thermocline. The water tastes faintly mineral, colder than the shallows at Plage Notre-Dame, and you can see your toes on sand ten meters down.
Mid-afternoon light ignites the ochre cliffs; by five the cove falls into shadow and empties fast. Locals time their arrival for late morning when the sun angles just right and the mistral hasn't yet kicked up chop. There are no umbrellas for rent, no showers, no kiosk selling Orangina—just the lap of waves on stone and the occasional sailboat cutting past the Cap des Mèdes.