The raw data behind the story "We Watched 906 Foul Balls To Find Out Where The Most Dangerous Ones" https://fivethirtyeight.com/features/we-watched-906-foul-balls-to-find-out-where-the-most-dangerous-ones-land/.
A data frame with 906 rows representing foul balls and 7 variables:
the two teams that played
date of the most foul heavy day at each stadium
fly, grounder, line drive, popup, batter hits self
recorded velocity of each hit
zone predicted the foul ball would land in gauging angles
actual zone the ball landed it confirmed by camera angles
zone used for analysis
Baseball Savant https://baseballsavant.mlb.com/.
Information on the Zones from the 538 original article: Zones 1, 2 and 3 are the areas behind home plate and the dugouts. Zones 4 and 5 make up most of the foul territory outside the baselines up until the foul pole. Zones 6 and 7 include the areas beyond the foul poles.