Empire State Building hosts 'Vertical marathon'
Updated: 2014-02-06 19:12
The women's invitational participants prepare to run before the start of the 37th Empire State Building Run-Up running race in New York February 5, 2014. Competitors run up 1,576 steps and 1,050 feet in a stairwell from the ground floor to the 86th floor. [Photo/Agencies]