Oh boy. Ice Path is gonna be pretty brutal. Gold and Silver has 16 paths,

<img src = "http://pkmn.net/games/goldsilver/icepath.jpg">

and Crystal has 12 paths,

<img src = "http://pkmn.net/games/crystal/icepath.jpg">

But both of them are brutal.

And there's the Strength puzzle:

<img src = "http://pokemon3d.net/wiki/images/1/1c/Ice_Path_Basement_Floor_1.png" >

All I can say is:

<img src = "http://static1.fjcdn.com/comments/4968168+_54eec2d11b24216b6d14b7c32dc91e89.png">

Where is the second picture from?
It looks interesting