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Miscellaneous

(August 2011) China builds one skyscraper every 5 days on average according to a British journal referring to a webpage.

Re-discovery of the ancient Inca city of Machu Picchu celebrates its centenary in Peru. The complex, built in an elevation of 2,430 m above sea level around 1400 a.D. is famous for its precision in masonry.

The border-line between Indian and Arabian continental plates situated in the Indian Ocean has been discovered by a French research team. The boundary is marked by a more rapid shift of the plate on the Arabian side at speeds of 2 – 4 mm/year in northerly directions.

Repercussions of the financial crisis in US markets can be seen in aerial photos showing streets without houses in new residential areas.