Leaving Martim Moniz, the tram 28 continues through a labyrinth of narrow streets. DiscoverMouraria and Alfama and while you are there, go and see the Miradouro da Graça which boasts fantastic views of the city. Continuing the route along Tram 28 will take you to theRoyal Pantheon, São Vincente de Fora Church, one of the most imposing and notable religious monuments in the city, and the famous Feira da Ladra. It is held from Tuesday to Saturday and is one of the most popular in Lisbon. The Tram continues its route to Largo Portas do Sol, Miradouro de Santa Luzia with its traditional mosaic and the Sé Cathedral.
28 continues is route to Chiado quarter and Largo Luis de Camões until S. Bento. Running upLisbon's hills, the tram 28 arrives to Estrela. Facing the gardens is the Basílica da Estrela, in late baroque and neo-classical style. Taking the streets Domingos Sequeira and Saraiva de Carvalho the tram finally arrives at Campo de Ourique right next to the final resting place of the famous, the Cemitério dos Prazeres (Prazeres Cemetery).
There are many choices amongst the 35 stops of tram 28 for places to get off and discover the Lisbon's heritage.( copy paste from http://blog.apartment-in-lisbon.com/lisbon-tram-28)