I am taking an Asian cruise in April 2015 The ship will stop by Beijing apr 21 to 23.

This is less than 72 hrs before departing BJ port. Do I need a visa to visit BJ I will join their excursion from celebrity ship.
can anyone tell me without me and my husband pay over $300 just to get the visa so that we can sight seeing??
Thanks for helping to get answers.
IMG