A visitor takes a selfie beside the installation by Danuta Karsten in one of the former gas storage towers at the Warsaw Gasworks Musuem in Warsaw, Poland on Sept. 22, 2020. The former Warsaw gas storage facility, now the Warsaw Gasworks Museum, is hosting a sculpture by artist Danuta Karsten titled "Volatility in Stability". (Photo by Jaap Arriens/Xinhua)

The "Volatility in Stability" installation by Danuta Karsten is seen in one of the former gas storage towers at the Warsaw Gasworks Musuem in Warsaw, Poland on Sept. 22, 2020. The former Warsaw gas storage facility, now the Warsaw Gasworks Museum, is hosting a sculpture by artist Danuta Karsten titled "Volatility in Stability". (Photo by Jaap Arriens/Xinhua)

One of the two gas storage towers at the Warsaw Gasworks Musuem is seen in Warsaw, Poland on Sept. 22, 2020. The former Warsaw gas storage facility, now the Warsaw Gasworks Museum, is hosting a sculpture by artist Danuta Karsten titled "Volatility in Stability". (Photo by Jaap Arriens/Xinhua)

The two gas storage towers of the Warsaw Gasworks Musuem are seen in Warsaw, Poland on Sept. 22, 2020. The former Warsaw gas storage facility, now the Warsaw Gasworks Museum, is hosting a sculpture by artist Danuta Karsten titled "Volatility in Stability". (Photo by Jaap Arriens/Xinhua)

Details of the "Volatility in Stability" installation by Danuta Karsten are seen in one of the former gas storage towers at the Warsaw Gasworks Musuem in Warsaw, Poland on Sept. 22, 2020. The former Warsaw gas storage facility, now the Warsaw Gasworks Museum, is hosting a sculpture by artist Danuta Karsten titled "Volatility in Stability". (Photo by Jaap Arriens/Xinhua)

Visitors look at the installation by Danuta Karsten in one of the former gas storage towers at the Warsaw Gasworks Musuem in Warsaw, Poland on Sept. 22, 2020. The former Warsaw gas storage facility, now the Warsaw Gasworks Museum, is hosting a sculpture by artist Danuta Karsten titled "Volatility in Stability". (Photo by Jaap Arriens/Xinhua)

The "Volatility in Stability" installation by Danuta Karsten is seen in one of the former gas storage towers at the Warsaw Gasworks Musuem in Warsaw, Poland on Sept. 22, 2020. The former Warsaw gas storage facility, now the Warsaw Gasworks Museum, is hosting a sculpture by artist Danuta Karsten titled "Volatility in Stability". (Photo by Jaap Arriens/Xinhua)

The "Volatility in Stability" installation by Danuta Karsten is seen in one of the former gas storage towers at the Warsaw Gasworks Musuem in Warsaw, Poland on Sept. 22, 2020. The former Warsaw gas storage facility, now the Warsaw Gasworks Museum, is hosting a sculpture by artist Danuta Karsten titled "Volatility in Stability". (Photo by Jaap Arriens/Xinhua)