Underground Sun Storage 2030 - Start

Underground Sun Storage 2030 research facility

Photo: RAG / TV 1

Underground Sun Storage 2030 research facility

Photo: RAG / TV 1

Underground Sun Storage 2030 research facility

Photo: RAG / TV 1

Underground Sun Storage 2030 research facility

Photo: RAG / TV 1

Underground Sun Storage 2030 research facility

Photo: RAG / TV 1