Have you started by apologizing? Something like "I've always thought you were great and that maybe this trip was my chance to show you how I feel, but I really screwed up and it's clear you don't feel the same way and I hope we can be friends." You didn't tell us how bad a disaster this was, but it is possible that you can salvage something of the friendship and that might help you move forward.
I sent her an Email this evening. Maybe she will give me a reply tomorrow or the day after tomorrow. I don't know. I don't know what will happen to me. Pray!