Explore details about location Avenida 1º Maio. Avenida 1º Maio is a location situated within the Castelo Branco alongside other areas such as Avenida Professor Doutor Egas Moniz, Travessa Engenheiro Adriano Godinho, Rua Tenente Valadim. Additionally, some smaller parts of Avenida 1º Maio include specific areas like Avenida Professor Doutor Egas Moniz adding to the diversity of its landscape.