What is the length of the River which has Wild Horse Creek as a tributary ?
Powder River (Wyoming and Montana) Powder River is a tributary of the Yellowstone River, approximately 375 mi long in northeastern Wyoming and southeastern Montana in the United States. It drains an area historically known as the Powder River Country on the high plains east of the Bighorn Mountains.
Rattlesnake Creek (Ohio) Rattlesnake Creek is a tributary of Paint Creek, 42.3 mi (68.1 km) long, in south-central Ohio in the United States. Via Paint Creek and the Scioto and Ohio Rivers, it is part of the watershed of the Mississippi River, draining an area of 277 mi² (717 km²). According to the Geographic Names Information System, it has also been known historically as "Rattlesnake Fork."