Photos from 2022 research rafting trip down the Grand Canyon. 2 y4 a2109 2 y4 a4956 Img 6427 Img 6482 Img 6490 Img 6560 Img 6562 Img 6592 Img 6594 Img 6596 Img 6607 Img 6612 Img 6615 Img 6619 Img 6627 Img 6634 Img e6454
