One of the earliest architectural elements in history - was the sun.  It is inconceivable that any design would be oblivious to such a dominating aspect looming overhead.
The cosmos cannot be ignored...

World Trade Center, in New York City - Sept 21: 11am
View the angled animation or top animation.
View close-up.

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Solar effects can be calculated for every minute , of every hour, of every day / week / month throughout the year

It is important to be conscious of the sun and the elements when considering manipulation of space its passage through time.

Midtown: New York City - Sept 21: 11am
Click 2PM - 3PM - 4PM to view other hours close-up.
Click on the image to view 2PM - 4PM.

Click on the links below for more images:
ORBITAL VIEW
STREET LEVEL VIEW
ANIMATION

Broadway & 77th St, New York City - July 21: 4pm
Click on the image to view the animation.