Check out this airship from 2007 that was created by students at the University of Adelaide.

See the project poster here (pdf).

The airship was designed for aerial photography, advertising and to have a flight time of 30 minutes with a payload of up to 500g .

See other fun projects from the University of Adelaide such as EDGAR the self balancing scooter, soccer robots, Stumpy a bi-pedal robot , or see all the projects here.

Link