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</html><thumbnail_url>https://ottaskifer.no/wp-content/uploads/2025/11/Skifersymfonien-web.jpg</thumbnail_url><thumbnail_width>1224</thumbnail_width><thumbnail_height>760</thumbnail_height><description>It&#x2019;s not enough just to bang the big drum when we turn 150. We need a full percussion system, and preferably a slate percussion system! Over the past year, composer Terje Isungset has been digging for slate in the quarry above Otta, composing both commissioned works and instruments from and for slate. He brought in [&hellip;]</description></oembed>
