Visibility of Form booking and Custom Form

Hi guys,

I enabled in Theme Options to option that shows the Form Booking and Custom Form. For some reason it is visible at one page, but not at the other. Do I miss something?

<B>Form booking and Custom Form</b>
http://www.gambiasafari.nl/tours/bintang-bolong-lodge/

<B>No Form booking and Custom Form</b>
http://www.gambiasafari.nl/tours/gambia-en-senegal/