In the Ma’nene ritual, Torajan families raise their loved ones from the grave to tend to them and remember them. To post a photo of a corpse of granddad on facebook might be shocking to us.

We are at a mountaintop cemetery in the village of Pangala in North Toraja, a regency of South Sulawesi in Indonesia, witnessing ma’nene, a ritual to pay homage to ancestors, which takes place ...