Most historical sites, especially those managed by organizations like the National Trust for Scotland (NTS), require explicit permission for commercial photography. Lack of written agreements has previously led to high-profile libel and contract disputes between photographers and heritage organizations.
Further exploration could examine case studies (legal outcomes, curated projects), interviews with conservators and naturist organizers, or a photographic ethics checklist for creators working in sensitive historic environments. candidhd ancient castle nudism upd
While there is no formal academic or "interesting paper" by that exact title in mainstream databases, the individual elements suggest a focus on: Most historical sites
If your feature is about highlighting nudist events in unique locations like ancient castles, you might: interviews with conservators and naturist organizers