World Map 30 X 32 Puzzle by 250 Largest Cities, one square at the time

Type one of the 250 largest cities in the world to make the corresponding piece appear
250 largest cities based on - to learn them try this quiz
City latitudes and longitudes from
A big thanks to Quizzer6794 for teaching me how to avoid horizontal gaps between pieces, eg see his US State Picture Puzzle Game #3... does anyone know how to remove vertical lines too?!
Quiz by scambigol
Last updated: March 5, 2016
First submittedMarch 4, 2016
Times taken579
Average score46.7%
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Level 64
Mar 4, 2016
Looks like the world map is behind bars! Turns out you can't actually remove the vertical lines... if you notice when you guess an answer correct with these pieces, there is an extra gap to the east of each picture. :( Anyway thank you for the hyperlink and the link to my third picture puzzle!
Level 51
May 4, 2016
impossible. not enough time. please increase to 10 mins