: While no permit is required for day use, overnight camping for boaters typically requires registration or small fees at developed landing sites.
: Late spring through early autumn; summers can be extremely hot and dry. subtitle The Missouri Breaks
: The expedition passed through this area in May 1805. Visitors can see the same white sandstone cliffs and "extraordinary" geological features documented in their journals. : While no permit is required for day
: The area is part of a vast, intact prairie ecosystem that supports movement for bison, bighorn sheep, and elk. subtitle The Missouri Breaks