Complex sentence: The name refers to the legendary destruction of a Tlingit village named "X’āastayeekwáan" (People Under the Waterfall), which was once located near the head of the lower Chilkoot River.
Split into simpler sentences: The name refers to the legendary destruction of a Tlingit village named "X’āastayeekwáan" (People Under the Waterfall). The village was located near the head of the lower Chilkoot River.