how can we build a miniature golf hole from scratch with a tunnel?

We are trying to buld a golf hole for a fundraiser for halloween! Want to build tunnel/arch over it!

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How do I build a golf net?

I want to construct a golf net in my backyard. Please tell me what type of wood/metal I should use, the dimensions, and how to put it together.

Please don’t say go out and buy one because I’ve already done that, I’m just making this one for kind of a project.

Related posts:

1. How do I build a golf net?
2. How do I build a golf net?
3. how can we build a miniature golf hole from scratch with a tunnel?