epa12910986 A visitor in the control room of the plant's fourth reactor at the Chernobyl nuclear power plant, in Chernobyl, Ukraine, 23 April 2026 (issued 24 April 2026). Ukraine will mark the 40th anniversary of the Chernobyl disaster on 26 April 2026. The explosion of reactor 4 of the Chernobyl nuclear power plant in the early hours of 26 April 1986 is...

epa12910988 A visitor in the control room of the plant's fourth reactor at the Chernobyl nuclear power plant, in Chernobyl, Ukraine, 23 April 2026 (issued 24 April 2026). Ukraine will mark the 40th anniversary of the Chernobyl disaster on 26 April 2026. The explosion of reactor 4 of the Chernobyl nuclear power plant in the early hours of 26 April 1986 is...

epa12910970 A visitor walks amongst signs with the names of abandoned villages as a result of the Chernobyl disaster in Chernobyl, Ukraine, 23 April 2026 (issued 24 April 2026). Ukraine will mark the 40th anniversary of the Chernobyl disaster on 26 April 2026. The explosion of reactor 4 of the Chernobyl nuclear power plant in the early hours of 26 April...

epa12910968 Visitors walk next to the protective shelter over the remains of the nuclear reactor Unit 4 at Chernobyl nuclear power plant, in Chernobyl, Ukraine, 23 April 2026 (issued 24 April 2026). Ukraine will mark the 40th anniversary of the Chernobyl disaster on 26 April 2026. The explosion of reactor 4 of the Chernobyl nuclear power plant in the early...