Bindi marked World Elephant Day with an old photo of her dad, Steve.

In the caption, she shared details of where the pic was taken.

The post got the attention of her 4.9 million followers.

World Elephant Day is observed on August 12 to highlight the plight of elephants.

They suffer through a handful of issues, including conflict with humans and captivity.

The first observation was done in 2012.

Bindi marked her dad’s posthumous birthday in February.

She used a picture of her and her dad together to mark the event .

The 24-year-old called Steve the “greatest dad” in the image’s caption.