The new city bike in carbon-fiber by Alberto Del Biondi Industria del Design for Le Coq Sportif, inspired by Tour De France.

This weird thing is a 1.2kW electric motor powered, carbon fiber foldable bike called the YikeBike.

YikeBike is a statement about using smart technology to solve the problems of our increasingly congested, polluted, stressful cities.

It is the first commercial expression of the mini-farthing concept, created up by a bunch of successful entrepreneurs, engineers and dreamers.

We have seen many unique items that fall in the world’s most expensive products category. Here is another item that has joined this list.

This limited edition 24 carat gold plated bike with Swarovski Crystals is the world’s most expensive.

Created by Aurumania, the 600 crystals are hand set on the completely hand built bicycle. Other details include leather wrapped handles and a Brooks leather saddle seat.

International Motocycle show in Seattle has a special gem on display, a gold plated custom chopper with a $500,000 price tag !