Passengers wearing face masks as a precautionary measure against COVID-19, walk through the arrivals hall after landing at London Heathrow Airport in west London, on January 15, 2021. - International travellers will need to present proof of a negative coronavirus test result in order to be allowed into England, or face a ??500 ($685, 564 euros) fine on arrival, from January 18. (Photo by DANIEL LEAL-OLIVAS / AFP) (Photo by DANIEL LEAL-OLIVAS/AFP via Getty Images)