Unknown fixed speed conversion, East 53rd st, Chicago, IL

 

I didn't even think you could make a head tube that big. Unorthidox saddle position but whatever floats your boat.

Unknown fixed speed, Main St, Venice Beach, CA

                     Decal heaven. The head badge is nicely colour co-ordinated with the grips and saddle.

Cyclops single speed, A Beckett St, Melbourne

 

All some bikes need is a new chain & chainring, saddle, headstem and grips and they are ready to go. Case in point.