Playing the MacKenzie courses is too difficult because you need to travel to different countries. Why not just stay in Los Angeles, and play Riviera, LACC, and Bel-Air in one day?
Short Par Three (<140y)
15 at LACC
Score: 7 out of 10
Medium Short Par Three (141y-165y)
16 at Riviera
Score: 9 out of 10
Medium long Par Three (166y-200y)
10 at Bel-Air
Score: 9 out of 10
Long Par Three (201>)
4 at Riviera
Score: 8 out of 10
Short Par Four (<330y)
10 at Riviera
Score: 9 out of 10
Medium Short Par Four (331y-390y)
6 at LACC
Score: 7 out of 10
Medium long Par Four (391y-430y)
11 at Bel-Air
Score: 7 out of 10
Long Par Four (431>)
18 at Riviera
Score: 9 out of 10
Short Par Five (<510y)
8 at Bel-Air
Score: 7 out of 10
Medium Short Par Five (511y-540y)
1 at Rivera
Score: 7 out of 10
Medium long Par Five (541y-570y)
8 at LACC
Score: 8 out of 10
Long Par Five (571y>)
17 at Riviera
Score: 7 out of 10
I don't think MacKenzie's top-10 holes warrant the many 10s given by Ran.