Do you find the daytime pictures from Arecibo a little boring?  Did you ever wonder what happens at Arecibo when the lights are dimmed and everyone goes home for the night?  You will be amazed at what the Underground Investigative team found when we set up our special Underground Cam to record what happens "after hours".  We have included some of our findings below.  Just Click on the Underground Cam and hit the continue button to see the selected series of frames.