I heard the container has been found on the ground in the monolith. It's magnetic, and should stick to the side. Place it near the top if you can, thanks!
Monoliths! They've been all over the news the last few weeks. They keep appearing with no notification, and sometimes disappearing, with no indication as to their purpose.
Utah: 
Romania: 
California: 
Pittsburgh: 
Now Rochester: 
Are they from aliens placed here to help evolve the human race?
Are they pranks?
Are they artwork?
Maybe they are caches?