Solitude Float Trips offers two types of Snake River float trips, Sunrise floats and standard. The difference between the two? Time of day and light on the river. Sunrise floats begin at daybreak and afford a unique photo opportunity. All trips take place within Grand Teton National Park. All trips cover 10 miles and are roughly 2 hours. Departure times are seasonal. Sunrise floats are offered mid-June thru August only. Family Travel Tip: The minimum age is 6.