A 403 forbidden error occurs when you are trying to reach a location you have no access to.

If you came here on purpose: 403 is found in many places. This is a series of photos with other meanings of 403.

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This is a photo from the 403-series.

Press F5 for another one.

There are lists of the 403-series (per location and per category), and there is a thumbnail overview of all photos.

There are now 403 pictures in the 403 collection. There is a comparable series for the error code 404 \ not found.