Bobbi Mastrangelo

This is what you get when searching for manholes

Here is some more information about Tako Luka, the octopus in the animation, but I am not sure I am any the wiser.

Manhole Printing

Portable Hole App

A Portable Hole App is available at The App Store by Joel Epstein, so now there is an easy way to keep track of your 'manhole' collection.