
A combination of satellite images show the site of Leishenshan Hospital in Wuhan, China, before its construction August 3, 2019 (top), and after its construction on March 4, 2020 in response to the coronavirus. (Satellite image 2020 Maxar Technologies/Handout via REUTERS)
A combination of satellite images shows vehicles on a highway before the coronavirus in Wuhan, China, October 17, 2019 (top), and the same highway empty during the coronavirus February 25, 2020. (Satellite image 2020 Maxar Technologies/Handout via REUTERS)
A combination of satellite images shows Tiananmen Square in Beijing, China, before the coronavirus February 21, 2019 (top), and during the coronavirus February 11, 2020. (Satellite image 2020 Maxar Technologies/Handout via REUTERS)
A combination of satellite images shows the location of Huoshenshan Hospital in Wuhan, China, before the coronavirus April 28, 2017 (top), and during the coronavirus February 22, 2020. (Satellite image 2020 Maxar Technologies/Handout via REUTERS)
A combination of satellite image shows the Milan Duomo before the coronavirus in Milan, Italy, January 22, 2020 (top), and during the coronavirus March 4, 2020. (Satellite image 2020 Maxar Technologies/Handout via REUTERS)
A combination of satellite images shows crowds at the Hazrat Masumeh Shrine in Qom, Iran, before the coronavirus September 25, 2019 (top), and an empty shrine during the coronavirus March 1, 2020. (Satellite image 2020 Maxar Technologies/Handout via REUTERS)
A combination of satellite images shows a large crowd surrounding the Kaaba at the Grand Mosque in the holy city of Mecca, Saudi Arabia, before the coronavirus February 14, 2020 (top), and a smaller crowd at the same site during the coronavirus March 3, 2020. (Satellite image 2020 Maxar Technologies/Handout via REUTERS)