Will future civilizations think that the Island of Manhattan, and the New York skyscrapers that line its long avenues, are monuments to a Sun god?
Today, at Sunset, the canyons of the skyscrapers on the Island of Manhattan that follow a precise North and South street grid will come ablaze with the colors of the setting sun. Thousands of people will be watching the phenomenon.
You can read about Manhattanhenge, the setting on the Sun in perfect North/South alignment over the New York City street grid here:
Neil deGrasse from the Hayden Planetarium explains the phenomenon here. This is a great video.