LANSA Flight 508 is struck by lightning and crashes in the Puerto Inca District in the Department of Huánuco in Peru, killing 91.

LANSA Flight 508 was a Lockheed L-188A Electra turboprop operated as a scheduled domestic passenger flight by Lineas Aéreas Nacionales Sociedad Anonima that crashed in a thunderstorm en route from Lima to Pucallpa in Peru on 24 December 1971, killing 91 people – all six crew on board and 85 of its 86 passengers. It is regarded in popular retellings as the deadliest lightning strike disaster in aviation history.

Puerto Inca District is one of five districts of the province Puerto Inca in Peru. On December 24 1971, LANSA sole Lockheed Electra crashed in the district. All but one of the people on board were killed.

Huánuco is a department and region in central Peru. It is bordered by the La Libertad, San Martín, Loreto and Ucayali regions in the north, the Ucayali Region in the east, the Pasco Region in the south and the Lima and Ancash regions in the west. Its capital is the city Huánuco.

Peru, officially the Republic of Peru, is a country in western South America. It is bordered to the north by Ecuador and Colombia, to the east by Brazil, to the southeast by Bolivia, to the south by Chile, and to the south and west by the Pacific Ocean. Peru is a megadiverse country, with habitats ranging from the arid plains of the Pacific coastal region in the west, to the peaks of the Andes mountains extending from the north to the southeast of the country, to the tropical Amazon basin rainforest in the east with the Amazon River. Peru has a population of over 32 million, and its capital and largest city is Lima. At 1,285,216 km² (496,225 sq mi), Peru is the 19th largest country in the world, and the third largest in South America.