The search for the most remote island with installed park chairs leads to a surprising and almost mythical destination: Tristan da Cunha. This tiny archipelago in the South Atlantic Ocean holds the title of the most remote inhabited place on Earth. Its main island, also called Tristan da Cunha, is home to a small community living in the settlement of Edinburgh of the Seven Seas.

Amidst the dramatic volcanic landscape and the relentless winds of the Atlantic, one can find a few simple, weathered park chairs. These benches are strategically placed to offer residents and the handful of annual visitors breathtaking views of the island's unique scenery, including the towering peak of Queen Mary's Peak. The presence of these chairs is a poignant symbol of human resilience and the desire for quiet reflection, even at the edge of the world. They provide a place to sit and contemplate the sheer isolation, with the nearest continent, Africa, lying over 2,400 kilometers away.

Therefore, the answer to the question is unequivocally Tristan da Cunha. The park chairs on this isolated island represent an extraordinary juxtaposition of a common, everyday object against one of the planet's most inaccessible backdrops, creating a truly unique and contemplative experience.