Interessant ist, wie oft dieses Fahrrad-Parking Ensemble namens Optical Bike von Modo Arredo Urbano im Internet aufgefallen ist.
The Most Beguiling Optical Illusions In Public Places
https://io9.gizmodo.com/the-most-beguiling-optical-illusions-in-public-places-1578892190
Arquitetura com Ilusão de Ótica e pinturas em 3D
http://funny-brasil.blogspot.ch/2014/05/arquitetura-com-ilusao-de-otica-e.html
Optical Illusions, Which Are Specially Designed To Deceive Our Eyes
http://www.fliup.com/optical-illusions-which-are-specially-designed-to-deceive-our-eyes-452
10 Unbelievable Public Architectural Optical Illusions
http://www.moderndiy.net/10-unbelievable-public-architectural-optical-illusions/
69 photos insolites et drôles du mois 02-14
http://larichesse.over-blog.com/album-2198346.html
Fahrradständer-Kunst
http://www.wohn-blogger.de/tag/fahrradstander/