The original excavations were filled back in to preserve them. They are being re-excavated now. The is part of one of the original trenches as it is being reopened.
One of the archaeologists I talked to told me that the second man from the right was Dr. George Frison, the original excavator. He was helping them retrace his original diggings.
More tracks... one set goes from about six o'clock to 12 o'clock, another starts at 3 o'clock and heads toward 10 o'clock. There are probably 50 tracks in this picture. Most of them are very hard to see, even in person.
Page 2003: Spokane, Washington to Grangeville, Idaho
Page 2003a: Grangeville, Idaho to Kamiah, Idaho
Page 2003b: Kamiah to Lolo Pass
Page 2003c: Lolo, Montana to Salmon, Idaho
Page 2003d: Salmon, Idaho to Gilmore Summit, Idaho
Page 2003e: Kilgore, Idaho to Yellowstone National Park
Page 2003f: More Yellowstone
Page 2003g: Grand Tetons to Lander, Wyoming
Page 2003h: Wind River Canyon to Legend Rock, Wyoming
Page 2003i: Medicine Lodge State Archaeological Site to Red Gulch Dinosaur Tracksite, Wyoming
Page 2003j: Shell Creek Falls to Wagon Box Battlefield, Wyoming
Page 2003k: Rosebud Battlefield to Little Bighorn Battlefield, Montana
Page 2003l: Little Bighorn Battlefield to Crow Agency, Montana
Page 2003m: Fetterman Battlfield to Fort Phil Kearny, Wyoming
Page 2003n: Crazy Woman Creek to Fort Fetterman, Wyoming
Page 2003o: Oregon Trail to Fort Laramie, Wyoming
Page 2003p: Grattan Battlefield, Wyoming to Fort Robinson, Nebraska
Page 2003q: Hudson-Meng Bison Bonebed, Nebraska to Crazy Horse Monument, South Dakota
Page 2003r: Devil's Tower, Wyoming
Page 2003s: Rapid City to Badlands National Park, South Dakota
Page 2003t: Eagle Butte Powwow to the Blessing Ceremony
Page 2003u: Sakakawea Monument to Fort Buford
Page 2003v: Fort Union to Old Fort Peck
Page 2003w: Cree Crossing to Fort Assiniboine
Page 2003x: Glacier Park
Page 2003y: Glacier #2 to Missoula, Montana
Page 2003z: blank (so far)