Swiss Army Bike
Double seats taken out and bucket in their place. Love this concept.
Winther Wallaroo - some call it the ONLY safe bike for carrying kids. Hmm. Not sure how that is measured.
Non-profit guide for cargo bikes, cargo trikes, cargo bicycles, cargo tricycles, bike trailers, workbikes, longbikes, bakfiets, and any other pedal powered machine that can carry a load.
The ultimate Lilou Dad bike - called the Tandemtransporter
Dutch bike - just need in Lilou-Dad version