A hoard of over 800 iron age items, including two cauldrons or vessels, horse harness, bits, ceremonial spears and 28 iron tyres, buried about 2000 yers ago, has ben found in North Yorkshire. They think the items were burned in funeral pyre, and then buried. It provides the earliest evidence of 4 wheeled wagons in Britain.
In addition to the iron objects, there are pieces of decorative coral, believed to come from the Mediterranean, red glass, and copper alloys.
See https://www.bbc.com/news/articles/cd9241dq40qo for text and https://www.youtube.com/watch?v=vODQeKVOwGw for video