a) Rossio: 1.2KM (21 min) 
b) Baixa: 1.2 kilometres (20 min) 
c) Sé: 650 metres (12 min) 

a) By subway, Red Line to Alameda - change Green Line to Rossio - walk 2 minutes to bus stop 737 (Castle) in Praça da Figueira, get off at the last stop. Walk 260 metres (4 minutes) to the Castle Church Tower..

b) By bus, take the bus 783, get off at Picoas and change to 736 with exit at Rossio. Walk 5 minutes to Praça Figueira, take bus 737 (Castelo), get off at the last stop, walk 4 minutes (260 metres) to Torre da Igreja do Castelo..

Take tram 28 from Rua da Conceição to Largo Portas do Sol and walk up 500 metres (about 8 minutes)..

Take tram 15 to Praça da Figueira (Rua da Prata), take bus 737 (Castelo), get off at the last stop and walk 260 metres (4 minutes) to the Castle Church Tower..

a) Take bus 736 to the Rossio stop, walk 3 minutes to Praça da Figueira, take bus 737 (Castelo), get off at the last stop and walk 260 metres (four minutes) to Torre da Igreja do Castelo. 

b) Take bus 732 to the Rossio stop, walk 3 minutes to Praça da Figueira, take bus 737 (Castelo), get off at the last stop and then walk 260 metres (4 minutes) to Torre da Igreja do Castelo. 

c) Subway Blue Line towards Santa Apolónia, with exit at Restauradores. Walk 500 metres (seven minutes) to Praça Figueira and take the 737 (Castelo). Get off at the last stop and walk 260 metres (four minutes) to Torre da Igreja do Castelo. 

Take the subway Blue Line to Baixa and change to the Green Line, getting off at Rossio Station. Walk 2 minutes to stop 737 (Castelo), in Praça Figueira, and get off at the last stop. Walk 260 metres (four minutes) to the Castle Church Tower.