The time Mark McGwire hit a 545-foot home run - Viva El Birdos

What are the longest HR with proof of distance? : r/baseball

Diamondbacks @ Cardinals 4/14/98 (McGwire 3 HR Game)

McGwire hits 50th homer of '98 season

STL@MIL: McGwire hits his 64th home run of 1998

September 8, 1998: Cardinals' Mark McGwire wins the race to 62 against Sammy Sosa's Cubs – Society for American Baseball Research

OAK@CLE: McGwire homer hits sign in left

Cardinals @ Phillies 5/18/00 (McGwire Three Home Runs)

September 8, 1998: Cardinals' Mark McGwire wins the race to 62 against Sammy Sosa's Cubs – Society for American Baseball Research

Wake Up With Mark McGwire Hitting A 545-Foot Home Run (1998)

Cardinals: Mark McGwire's 70th home run ball once sold for $3 million

STL@MIL: McGwire hits tape-measure home run to center

Reds @ Cardinals 9/5/98 (McGwire #60)

Albert Pujols passes Mark McGwire with 584th home run - SI Kids: Sports News for Kids, Kids Games and More

Jack Clark's 1987 season was under-appreciated - Viva El Birdos

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