It’s in Window->Components, and in that window, click on the triangle which opens this menu:
However, with a recent API update on this old API, we broke this (if you click on it, you’ll get a message saying your internet connection is down). We are working on a fix.
In the mean time, I’d navigate to search, and check the Geolocated button, or go to Search | 3D Warehouse (in SketchUp, if you paste that in your search bar, it’ll take you there), then enter your city or region. You’ll have to look at the models to see where they’re located. To do that, click on the Geolocated on the right side of the model page:
And you’ll get a map of where the model is.