<img src="https://imgsapp2.correiobraziliense.com.br/app/noticia_127983242361/2013/12/04/401635/20131204110202975039o.jpg" alt="Vista do Museu de História Natural, de frente para um jardim: o centro da cidade é muito arborizado" /><br /><br />Em 2009, o estudo European Green Index apontou Viena como a quarta cidade mais ecologicamente sustentável do Velho Continente, atrás apenas das escandinavas Copenhague, Estocolmo e Oslo. Com 40% de área verde, a capital austríaca é farta em espaços de intensa e bem-cuidada vegetação. Não faltam parques e jardins nem mesmo nas partes de preservação histórica.<br /><br />[SAIBAMAIS]Viena foi a última das grandes cidades europeias a derrubar as muralhas da época medieval, em 1858, quando unificou as aldeias ao seu redor, transformando-as em 23 distritos urbanos. Os muros deram lugar à Ringstrasse (ou Ring), uma grande avenida que concentra grande parte dos edifícios históricos e governamentais e, convenientemente, circunda o centro da cidade.<br /><br /><a href="http://publica.correiobraziliense.com.br/app/noticia/#h2href:{%22titulo%22:%22Pagina:%20capa%20turismo%22,%22link%22:%22%22,%22pagina%22:%22205%22,%22id_site%22:%2233%22,%22modulo%22:{%22schema%22:%22%22,%22id_pk%22:%22%22,%22icon%22:%22%22,%22id_site%22:%22%22,%22id_treeapp%22:%22%22,%22titulo%22:%22%22,%22id_site_origem%22:%22%22,%22id_tree_origem%22:%22%22},%22rss%22:{%22schema%22:%22%22,%22id_site%22:%22%22},%22opcoes%22:{%22abrir%22:%22_self%22,%22largura%22:%22%22,%22altura%22:%22%22,%22center%22:%22%22,%22scroll%22:%22%22,%22origem%22:%22%22}}">Leia mais notícias em Turismo</a><br /><br />A matéria completa está disponível <a href="http://publica.correiobraziliense.com.br/app/noticia/#h2href:{%22titulo%22:%22Externo:%20http://impresso.correioweb.com.br/app/noticia/suplementos/turismo/2013/12/04/interna_turismo,108421/um-centro-de-cultura.shtml%22,%22link%22:%22http://impresso.correioweb.com.br/app/noticia/suplementos/turismo/2013/12/04/interna_turismo,108421/um-centro-de-cultura.shtml%22,%22pagina%22:%22%22,%22id_site%22:%22%22,%22modulo%22:{%22schema%22:%22%22,%22id_pk%22:%22%22,%22icon%22:%22%22,%22id_site%22:%22%22,%22id_treeapp%22:%22%22,%22titulo%22:%22%22,%22id_site_origem%22:%22%22,%22id_tree_origem%22:%22%22},%22rss%22:{%22schema%22:%22%22,%22id_site%22:%22%22},%22opcoes%22:{%22abrir%22:%22_blank%22,%22largura%22:%22%22,%22altura%22:%22%22,%22center%22:%22%22,%22scroll%22:%22%22,%22origem%22:%22%22}}">aqui</a>, para assinantes. Para assinar, clique <a href="http://publica.correiobraziliense.com.br/app/noticia/#h2href:{%22titulo%22:%22Externo:%20https://www2.correiobraziliense.com.br/seguro/digital/assine.php%22,%22link%22:%22https://www2.correiobraziliense.com.br/seguro/digital/assine.php%22,%22pagina%22:%22%22,%22id_site%22:%22%22,%22modulo%22:{%22schema%22:%22%22,%22id_pk%22:%22%22,%22icon%22:%22%22,%22id_site%22:%22%22,%22id_treeapp%22:%22%22,%22titulo%22:%22%22,%22id_site_origem%22:%22%22,%22id_tree_origem%22:%22%22},%22rss%22:{%22schema%22:%22%22,%22id_site%22:%22%22},%22opcoes%22:{%22abrir%22:%22_blank%22,%22largura%22:%22%22,%22altura%22:%22%22,%22center%22:%22%22,%22scroll%22:%22%22,%22origem%22:%22%22}}">aqui.</a>