What is the World’s Biggest Bicycle ever Ridden?

The biggest bicycle ever built was 25 feet 7 inches long and 12 feet 2 inches tall. This enormous bicycle was built by Didi Senft. This man has also built more than 100 other unusual bicycles, many of which have set other records. This is the largest bicycle ever built that has been ridden successfully by human. There are others larger that are not capable of being ridden.