Question 3: In 1750, Fray Benito Fernández de Santa Ana proposed a plan to
the Spanish government that a
mission be established among the ________ who lived along the river.
Question 4: The Pedernales River (pronounced /ˌpɜrdəˈnælɨs/, PəR-də-
NAL-iss) is a tributary of the Colorado River, approximately
106 miles (171 km) long, in central ________ in the United States.
Question 5: The name "Pedernales", first used
in the middle 18th century, comes from a Spanish word
for the ________ rocks
characteristic of the riverbed.
Question 6: The
speed at which ________ can arise along this river has
resulted in several deaths at the park, and warning sirens have
been installed in the park and elsewhere along the river.