Celebrity equinox Panama Canal excursion

Too many choices. What is best day excursion in colon, panama?

Had looked at PC train and scenic drive dome car and

PC train and scenic drive train. Really can't tell difference. Feel like I really want to see Panama Canal. Suggestions? Thanks

If you would like to see the Canal then check out the excursion that is a partial transit of the of the Canal that takes you through the two Pacific Locks and Gaillard Cut.

Panama Canal Tour CO 26 http://www.celebritycruises.com/plan-a-cruise/shore-excursions/productDetails?productCode=CO26&productId=200000000002703187