According to the Food Channel, the world's largest zucchini on  record was 69.5 inches long and weighed 65 pounds. The grower was  Bernard Lavery of Plymouth Devon, UK.
Munchen (Germany) is 820 kilometers (or 510 miles) from Amsterdam (The Netherlands).
If you were travelling in a mid range car that averaged 40 MPG and were paying Â£6.36 per gallon (1.40 per litre) for your petrol then the cost for this trip based on an estimated driving distance of 137.86 miles (221.82 kms) , from Amsterdam to Dusseldorf for your fuel would be in the region of Â£21.92.