Lava lamp
thingiverse
There are two files: one without a dividing bar to create shelves and one with. For the one with, the shelves are about 2" tall. Mostly suited for small figurines or something. Or you can use it as a planter.
Download Model from thingiverse
With this file you will be able to print Lava lamp with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Lava lamp.