You can drag this chart left and right to any time frame. Or click a logarithmic scale. You can click adjusted for inflation too, but inflation was always under reported, so can’t trust that one imo.
https://www.macrotrends.net/1333/historical-gold-prices-100-year-chart
Another: http://goldprice.org/gold-price-history.html
And another: https://www.apmex.com/spotprices/gold-price
Futures Explained, If Anyone Cares 🙂 http://www.galmarley.com/framesets/fs_trading_gold_futures_faqs.htm