If you are serious with recording of 3D movies and 3D videos, you'll need a 3D camera. How much it costs?
Virtual reality technologies have much in common with those for 3D, but they are not the same.
If you like reading good books in your e-book reader, download this free book about 3D photo and 3D video.
With a 3D printer you can print a variety of small objects, but some people are even experimenting with 3D printed houses.