This Thanksgiving Card Vector Art diagram will assist you in reflecting on all of the blessings that surround you daily. You can use them to make cards or print them as part of your holiday decorations. The origins of Thanksgiving are shrouded in mystery and myth. What is certain is that the first "official" Thanksgiving in the United States occurred in 1621. Pilgrim settlers from England who established Plymouth Colony in Massachusetts in 1620 celebrated it. They had survived a harsh winter despite limited food supplies and various diseases. To get started with the Thanksgiving Card Vector Art diagram, download this template from EdrawMax online.