This is a pretty cool site. https://archive.org/web/
Enter in a URL and it will give you options to see what the page was like at an earlier date. It only works with websites that allow webcrawlers (tacomaworld doesn't work).
I was curious how much my per unit tuition was at my university as compared to today. I plugged in the old URL and was able to look all the way back to 1996. When I graduated in 2001, the tuition was $660/unit or $9K for 12-18 units. Today it's $1460/unit or $21K for 12-18 units.