Has anyone ever made a water bridge?

[NJ Devils Fan]

I was looking around the internet and found this a few weeks ago and I forgot to post about it here. Has anyone ever made one?

http://www.bio-elite.com/waterbridge.htm

 

[Fisher Price]

Looks simple enough. A few cheap plumbing supplies from the hardware store and you are set. Just make sure that the fish in the two tanks are compatable. Wouldn't want goldfish crossing the bridge over into a piranha tank. Or maybe you would

Here another site based on the same concept, gives you something to dream about. Imagine having your fish follow you around the house from room to room with total freedom and independence. www.fishighway.com