Which is the world’s most vertical city?

You might think of Hong Kong, given its famous skyscraper skyline, but by different measures of verticality other cities come out on top Looking out from sky100, Hong Kongs highest observation deck on the 100th floor of the citys tallest building, the 494-metre-high International Commerce Centre, you get a 360-degree view of one of the worlds most famous skylines an urban jungle framed by mountains and the gleaming Victoria harbour, with endless clusters of high-rise buildings packed so closely together they resemble a game of Tetris. Its little wonder a city of such visible density has more skyscrapers than anywhere else in the world. According to the Council on Tall Buildings and Urban Habitat (CTBUH), Hong Kong has 355 buildings …

IM Pei: an audacious daredevil who built the impossible

From his provocative Louvre pyramid to his inverted wedge for Dallas, the Chinese-American architect was too modern for his time but his angular marvels look perfect now So bold were IM Peis designs, they were often regarded as wilfully controversial, designed to shock. But Pei himself never saw it like that. He was possibly the last living link to such founders of modernism as Bauhaus stalwarts Walter Gropius and Marcel Breuer, all of whom he met. He carried their torch, abiding by their principles and adding flourishes of his own usually too many for the general public. To those modernist foundations of proportion, simplicity, geometry, Pei added audacious angles and structural daring. The result is a body of work that …