This year's crowd total is similar to what the fair drew in 2015, but still short of the record attendance of 978,000 in 2013.
An exhibit at the Indiana State Fair allows visitors to hear how the Hoosier State has changed over the last two centuries.
Water run-off from farms in Indiana and throughout the Midwest often takes nutrients with it that are important to crops, including nitrogen and phosphorous.
Indiana is set to have unexpectedly big corn and soybean harvests this fall, meaning continued tight profit margins for farmers and more low food prices.
Perdue met in private with state lawmakers about the 2018 Farm Bill and reassured Hoosier farmers he’d protect their stake in the export economy.
Perdue will sit in on an agriculture "listening session" with Sen. Todd Young, Gov. Eric Holcomb, Lt. Gov. Suzanne Crouch and other state officials.
A one-way ride lasts for about seven minutes and gives a bird's eye perspective of the grounds.
There are hundreds of activities available at the fair this year, ranging from educational opportunities to free concerts.
The Fire Ball ride malfunctioned at the Ohio State Fair Wednesday night, killing one man and injuring seven others.
The fair runs from Aug. 4-20 at the Indiana State Fairgrounds in Indianapolis.