Cody Janko, also known as The Stone Circle on YouTube is an NCCA accredited Certified Personal Trainer, and the author of two Amazon #1 best-selling books.
Here are a few of the strength feats he's most proud of:
Sandbag Box Squats:
315 for 28 Reps @ 150 Bodyweight
150 for 1,000 Reps @ 150 Bodyweight
Calisthenics Circuit:
600 Reps in Under 30 Minutes