Empires of Time
Whose Century Is It?
Sep. 22, 2015 · 12:00 AM EDT
Stargazing gear on the roof of Beijing's ancient observatory
Mary Kay Magistad
Recommended:
Empires of Time: Calendars, Clocks & Cultures
by Anthony Aveni
Mapping Time: The Calendar and its History
, by E.G. Richards
Video of Xi Jinping
greeting troops
in the 9-3-15 military parade commemorating China's role in World War II.
Or...watch the
whole parade
.