In some mountainous tourist attractions, we often come across these hanging bridges,

Walking on them, swaying to and fro, can be quite a nerve-wracking experience...

This hanging bridge model intentionally features two layers of bridge decks (although such a design doesn't exist in reality).

The bridge decks are supported by the towers on both sides and attached through square magnetic supports,

Although it may seem shaky, the magnetic attraction is actually more than enough!