Werribee is about 30 minutes drive west south-west from Melbourne, off Princes Freeway which runs to Geelong. Werribee Park Shuttle runs from Melbourne to the attractions for $15 per person.
Werribee Park, K Rd, Werribee. Daily except Christmas Day Nov-Apr 10AM-4:45PM, May-Oct M-F 10AM-3:45PM and Sa-Su 10AM-4:45PM. A 1870s mansion and gardens including the State Rose Gardens. $11 adult, $5.50 child, $28.50 family. 
Victoria’s Open Range Zoo, K Rd (take Werribee Sth exit from Princes Freeway). Daily (including Christmas Day and all public holidays) 9AM-5PM, entry closes at 3:30PM. Sa-Su during Jan-Feb open till 9PM. Safari bus tours (50 minute) begin 10:30AM-3:40PM (up till 7:40PM Sa-Su during Jan-Feb). An open range park with animals from the grasslands of Africa, Asia, North America and Australia. $24.80 adult, $12.40 4-15 years. 
The highlight of any trip to Werribee is getting out.