Consolidated Indigenous Shadow Report. p. 34.…the continuation and preservation of traditional Native American Religion is ensured only through the performance of ceremonies and rites by tribal members. These ceremonies and rites are often performed on specific sites…These sites may also be based on special geographic features…For most Native American religions, there may be no alternative places of worship since these ceremonies must be performed at certain places and times to be effective.
Such is the case at Pe Sla, “one of the five primary sacred sites in the Black Hills to the Lakota nation.”