I was wondering where can you find maps of the major lakes that show everything about them like the depths and all

For paper maps, sporting goods places in the area you live or fish.

If you just want to look at digital maps on-line go to the Navionics web site. The home page has a searchable map that is the same as their Navionics PC software.

You can also get that map software for you smart phone or tablet.

I have the navionics for my I pad and I phone. Both awesome.

I have the navionics for my I pad and I phone. Both awesome.

X2

I got the navionics app for my phone after seeing FD's. It's a great app, worth every penny and then some