Only then specific experiments on vest-pocket playgrounds open spaces of play built on small interstitial sites and filled with sculptural abstract structures and adventure playgrounds complex recreational systems designed through site-specificity, strongly influenced by the postwar European playgrounds promoted by Aldo van Eyck in the Netherlands, Carl Theodor Sørensen in Denmark and Lady Allen of Hurtwood in England were developed.4
Sólo entonces se desarrollaron experimentos puntuales de vest-pocket playgrounds espacios de juego abiertos construidos en pequeños sitios intersticiales y llenos de escultóricas estructuras abstractas y adventure playgrounds complejos sistemas lúdicos diseñados de manera sitio-específica, fuertemente influenciados por los playgrounds europeos de la posguerra promovidos por Aldo van Eyck en Holanda, Carl Theodor Sørensen en Dinamarca y Lady Allen of Hurtwood en Inglaterra.4