What is Manhattanhenge?

Manhattanhenge occurs bi-annually when the setting sun aligns itself with the east-west grid of streets in Manhattan, allowing the sun to shine down all streets at the same time.

  • People take photos of the "Manhattanhenge" phenomenon in New York � Carlo Allegri / Reuters

  • People take photos of the "Manhattanhenge" phenomenon in New York � Carlo Allegri / Reuters

  • People take pictures at sunset, during the bi-annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters

  • People take pictures at sunset during the bi-annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters

  • The Flatiron Building is seen at sunset during the bi-annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters

  • People crowd a bridge that goes over 42nd St as they take photos of Manhattanhenge in New York � Carlo Allegri / Reuters

  • People watch the sunset during the bi-annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters

  • A man takes a picture of a sunset, during the bi-annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters

  • People take pictures at sunset, during the annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters

  • People crowd a bridge that goes over 42nd St as they take photos of Manhattanhenge in New York � Carlo Allegri / Reuters

  • People take pictures at sunset, during the annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters

  • A woman takes pictures at sunset next to the the Flatiron Building, during the annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters

  • People take pictures at sunset during the bi-annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters

  • People take pictures at sunset, during the annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters

  • A woman moves a chair after taking pictures of the sunset during the bi-annual occurrence "Manhattanhenge" in New York � Eduardo Munoz / Reuters