TurboGopher VR was a grand experiment to provide a virtual reality interface for gophering. Probably frozen forever in this 2.1a4 alpha release, this program is nonetheless worth a look for the sheer novelty. It works on all Macs, but a PowerMac or a Mac with an FPU is highly recommended.
Can't find what you're looking for? Try a search:
Also, if you have an older Mac, be sure to check out the "Classic" applications page for more options.
Finally, take a look at ALEMIA if you think you know that name of an application, but aren't quite sure.
The MacWeb3D web site is an invaluable resource for all things relating to 3D/VRML worlds on the Macintosh. Member Stephen Guynup was instrumental in obtaining much of the VRML-related information on the Orchard.
In March 2007, Cameron Kaiser from TidBITS posted a great article on the state of gopher in our modern world. Check it out!