Hire a car and cruise the city by yourself with a map and Guide. There are two companies operating in Macau:
Name
Tel
Avis-Rent-a-Car
(853) 336 789, (853) 701 786
Happy Mokes
(853) 439 393, (853) 726 868
To book, you will have to provide your ID or passport, valid driving licence (or international driving licence for some countries), a credit card for deposit and must be at least 21 years of age.