Block geometry looks weird..

[whole widget]

Here's the model.

[west ledge]

I'm not sure if it will work, but I think its name was pivot. Make the pivot the same place in all of them.

[whole widget]

so make all pivots 0,0,0?

or center all of them?

[silent cave]

You are trying to use an entity geometry in a block.

[whole widget]

It was a pivot problem