One of my favorite jobs as the the tech coordinator was to arrange virtual field trips in the lab. I loved the feeling that I could take a class on a magic carpet ride to a variey of places and times. I've included links in my webquests, when applicable, to give students a chance to see some of the things they are researching. Here is a link to a list of ten of the best virtual field trips from eSchool News. It is defintely worth a look.