The following videos made by the Youtuber rynogt4 are unwatchable, thus possibly lost due to SME blocking them worldwide, meaning not even a VPN can help with watching them.
Let's Play Gran Turismo 3 - Part 9 - Beginner League - FF Challenge
Let's Play Gran Turismo 3 - Part 39 - Amateur League - Tourist Trophy
Let's Play Gran Turismo 3 - Part 54 - Professional League - 4WD Challenge
Let's Play Gran Turismo 3 - Part 61 - Professional League - Vitz Race
Let's Play Gran Turismo 3 - Part 63 - Professional League - Clio Trophy
Let's Play Gran Turismo 3 - Part 65 - Professional League - Gran Turismo All Stars Races 1-5
Let's Play Gran Turismo 3 - Part 71 - Rally League - Tahiti Maze II
Let's Play Gran Turismo 3 - Part 79 - Professional League - Dream Car Championship Races 1-4
Let's Play Gran Turismo 3 - Part 80 - Professional League - Dream Car Championship Races 5-7
Let's Play Gran Turismo 3 - Part 82 - Professional League - Polyphony Digital Cup Races 5-7
Let's Play Gran Turismo 3 - Part 83 - Professional League - Polyphony Digital Cup Races 8-10
Let's Play Gran Turismo 3 - Part 85 - Endurance Races - Super Speedway 150 Miles
Let's Play Gran Turismo 3 - Part 86 - Endurance Races - Seattle 100 Miles
Let's Play Gran Turismo 3 - Part 88 - Endurance Races - Special Stage Route 11
Let's Play Gran Turismo 3 - Part 89 - Endurance Races - Laguna Seca 200 Miles
Let's Play Gran Turismo 3 - Part 90 - Endurance Races - Passage to Colosseo
Let's Play Gran Turismo 3 - Part 92 - Endurance Races - Mistral 78 Laps
Let's Play Gran Turismo 3 - Part 95 - Arcade Mode - Area B
Let's Play Gran Turismo 3 - Part 97 - Arcade Mode - Area D
Let's Play Gran Turismo 3 - Part 98 - Arcade Mode - Area E
Let's Play Gran Turismo 3 - Part 99 - Arcade Mode - Area F
Let's Play Gran Turismo 3 - Part 108 - Professional League - Gran Turismo World Championship Races 6-10
I made this page in hopes that someone who archived these videos might help out.