Jon Gosselin had his kids for Father’s Day weekend, and Sunday they all drove to a nature preserve in the Pocono Mountains, RadarOnline.com has learned. Along for the ride — Jon’s new girlfriend, Ellen Ross!

PHOTOS: Jon Gosselin & His Kids Take In Nature On Father’s Day

Jon and Ellen packed the kids in his van and drove two-and-a-half hours to a private retreat in the picturesque Poconos. They strolled along nature trails and explored several ponds.

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During an interview on the Today show earlier this month, Kate revealed that she and Jon, at least for the moment, have a civil relationship.

PHOTOS: Kate Gosselin Shows Off Her Bikini Bod

We caught up with a relaxed-looking Kate yesterday while she was busy catching up on errands near her home.

PHOTOS: Kate Catches Up On Business While Jon Has The Kids

Kate and the kids are back on TV July 11 when TLC broadcasts the next episode of Kate Plus 8.