The multilingual robot covers the first 150 meters (roughly 500 feet) of the part of the cave that is open to the public. In the remaining 750 meters (2,400 feet), a human guide takes over.

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ALISTRATI, Greece — Persephone is a tour guide in Greece, but perhaps not the type people are used to. Billed as the world’s first robot tour guide inside a cave, Persephone has been welcoming ...

ALISTRATI, Greece – Persephone is a tour guide in Greece, but perhaps not the type people are used to.

Persephone is a tour guide in Greece, but perhaps not the type people are used to. Billed as the world’s first robot tour guide inside a cave, Persephone has been welcoming visitors since mid ...

Persephone is not your ordinary robot. Billed as the world’s first robot used as a tour guide inside a cave, Persephone has been welcoming visitors to the Alistrati cave in northern Greece since ...