Japan
For stunning free views of Shinjuku's ultra modern business district, and most of Tokyo, head to the high speed lifts that whisk you up either of the two 240m towers of this cathedral like government building by architect Kenzo Tange (Olympic gymnasium, Fuji TV centre, catholic cathedral,and further afield, Hiroshima peace park museum) Best place to see the sun set, and marvel at the extravagance of this 157 billion yen City Hall. While in the area explore Shinjuku metro, the worlds busiest station, and the teeming bar district. For a little solitude visit Hanazono shrine or the beautiful central park, imperial gardens or nearby iris filled Meiji Jingu gardens and shrine.
www.metro.tokyo.jp/ENGLISH/TMG/outline.htm
Just west of JR Shinkuku, follow a subway if you can but when lost surface and head into the skyscrapers.
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