The Trail of Tears was a series of forced displacements of approximately 60,000 American Indians of the "Five Civilized Tribes" between 1830 and 1850 by the United States government. Part of the Indian removal , the ethnic cleansing was gradual, occurring over a period of nearly two decades. 
The Oregon Trail was a 2,170-mile (3,490 km) east–west, large-wheeled wagon route and emigrant trail in the United States that connected the Missouri River to valleys in Oregon. The eastern part of the Oregon Trail spanned part of what is now the state of Kansas and nearly all of what are now the states of Nebraska and Wyoming.
The Choctaw Trail of Tears was the attempted ethnic cleansing and relocation by the United States government of the Choctaw Nation from their country, referred to now as the Deep South (Alabama, Arkansas, Mississippi, and Louisiana), to lands west of the Mississippi River in Indian Territory in the 1830s by the United States government.
Most hikers carry a lightweight tent, tent hammock or tarp. The trail has more than 250 shelters and campsites available for hikers. The shelters, sometimes called lean-tos (in Maine, Massachusetts, and Connecticut), huts (in Shenandoah National Park), or Adirondack shelters, are generally open, three-walled structures with a wooden floor, although some shelters are much more complex in structure.
Today, the Mormon Trail is a part of the United States National Trails System, known as the Mormon Pioneer National Historic Trail. The Mormon Trail extends from Nauvoo, Illinois , which was the principal settlement of the Latter Day Saints from 1839 to 1846, to Salt Lake City, Utah , which was settled by Brigham Young and his followers beginning in 1847.
Armijo Route. The Armijo Route of the Old Spanish Trail was established by an expedition led by Antonio Armijo in 1829–1830. Leaving Abiquiu on November 7, 1829 Armijo's expedition traveled a route northwest and west of Santa Fe, following the Chama River and the Puerco River.
The Potawatomi Trail of Death was the forced removal by militia in 1838 of about 859 members of the Potawatomi nation from Indiana to reservation lands in what is now eastern Kansas. The march began at Twin Lakes, Indiana (Myers Lake and Cook Lake, near Plymouth, Indiana ) on November 4, 1838, along the western bank of the Osage River , ending near present-day Osawatomie, Kansas .