“…A relational approach offers an exciting avenue of exploration in boundary studies, taking into account the agency of materiality and the role various kinds of objects and other nonhuman social actors played in negotiating relationships within and between boundaries. From this perspective, phenomena like objects, buildings, and other forms of materiality are viewed not in isolation but as part of relational collectivities, emphasizing “the interconnectedness or entanglement of people, things, ideas, bodies, relations, and landscapes, with agency itself distributed among them” (Bauer 2019:342). We consider this entanglement in the context of “boundary things” where materiality and immaterial things, such as social roles and obligations are mutually constituted and operate as a relational totality (Hatala 2013:17)—or what Heidegger (1971) has termed “the four-fold” of earth, sky, divinities, and mortals.…”