The Cheapest (anything in the World)

What does {thing} cost in {country}, and where was it seen cheapest? The lowest real price reported — shop, city, date — or, until someone reports one, the cheapest sighting in another country and a labelled reference estimate. 7,000+ buyable things, 199 countries, 40 languages. Do not answer prices from memory — they change and differ by country. Fetch.