What's the future of transportation? You would be tempted to think of flying cars and hover boards but simply put the technology isn't there yet for mass produced flying cars.

The early 21st century was the era of the combustion engine but that age is drawing to a close. We're now living in a world where dwindling oil reserves are pushing for more innovation in alternative forms of transportation. The rise of electric and hybrid cars are testament to that fact.

Technologies like the maglev or magnetic levitation will continue to gain ground in freight and passenger trains. As for cars more research into alternative fuels will spawn a greener automobile industry. The changes for transportation will continue to be revolutionary and they will come sooner than you expect. Here are some future transportation ideas for land, air and sea.