Get to the city bus of Macau Ferry Terminal nearby Fisherman's Wharf, take bus 3 or 10 to Av.da Almeida Ribeiro, then you can walk to the Senado Square, then St. Paul and Montes Fort close to each other. When you want to take bus to Ama Temple, you should walk back to Av.da Almeida Ribeiro, take bus 10 to Ama Temple. YOu can walk there too. The temple is 20 minutes' walk from Av.da Almeida Ribeiro. Take Bus 21 at the temple to Macau Tower. Bus 21 pass through Macau Airport, so you can still use it to the airport.