9/ Time can be a very political.
Spain πͺπΈ currently uses Central European Time, a change made by dictator Franco in 1940 to align with Nazi Germany. The change was never reverted and has become subject to much debate.
Some feel this causes Spainβs βlate-night culture,β and are pushing for a change to boost productivity.
https://en.wikipedia.org/wiki/Time_in_Spain#Criticism_of_the_use_of_Central_European_Time
Portugal π΅πΉ actually switched to CET in the early 90s but then reverted due to public dissatisfaction
https://en.wikipedia.org/wiki/Time_in_Portugal#Switch_to_Central_European_Time
10/ Antarctica sits on every longitudinal line and thus in theory uses every time zone.
In practice each research station chooses a timezone to use.
https://en.wikipedia.org/wiki/Time_in_Antarctica
#geoweirdness