© All Rights Reserved One of the fountains in Lisbon's main square Rossio (Praca Dom Pedro IV). Above and behind are the ruins of the Convento de Carmo which collapsed on the Sunday congregation during the earthquake of 1755Related images Avenida da Liberdade Pavement Ornate Window - Avenida da Liberdade - Lisbon Azulejos near Principe Real - Lisbon Basílica da Estrela View Alfama - Tram and Cathedral View from Graca