Seriously you want us to write you an entire essay?! What are you on because if your acting like this I need some of it.
Answer:
The practice of decorating jack-o'-lanterns originated in Ireland, where large turnips and potatoes served as early canvasses
the Shigor idol is the oldest known Wood Structure, and the answer is that it is the most ancient wooden structure, located in Russia.
May you please elaborate more on your question!