On Jan. 23, workers started building the Huoshenshan hospital for COVID-19 patients in Wuhan, China. The photo above was taken on Jan. 30. Construction was done on Feb. 2, and the 1,000-bed hospital opened on Feb. 3. Today it stands empty of patients.

WUHAN, CHINA – JANUARY 30: (CHINA – OUT) Work continues on Wuhan Huoshenshan hospital on January 30, 2020 in Wuhan, China. The 1000-bed hospital is scheduled to open on February 5. The number of cases of a deadly new coronavirus rose to over 7000 in mainland China Thursday as the country continued to lock down the city of Wuhan in an effort to contain the spread of the pneumonia-like disease which medicals experts have confirmed can be passed from human to human. In an unprecedented move, Chinese authorities put travel restrictions on the city which is the epicenter of the virus and neighboring municipalities affecting tens of millions of people. The number of those who have died from the virus in China climbed to over 170 on Thursday, mostly in Hubei province, and cases have been reported in other countries including the United States, Canada, Australia, Japan, South Korea, and France. The World Health Organization has warned all governments to be on alert, and its emergency committee is to meet later on Thursday to decide whether to declare a global health emergency. (Photo by Getty Images)