Assin Manso is not a coastal castle. It helps visitors consider the inland stages of forced movement that can disappear when an itinerary focuses only on ocean-facing forts. The Ghana Tourism Authority and the district assembly describe the river and market site as part of that history. Their presentation also includes contemporary remembrance, so a visitor encounters both an account of the past and practices developed to commemorate it.
Keep three questions separate: what happened in the region, what the site’s interpretation says happened at this location, and what can be established about an individual family. These questions may be emotionally connected, but they require different evidence. A memorial inscription or ritual can express belonging without functioning as documentary proof of ancestry.