Complex sentence: Due south is the familiar landmark of East Rock (6.1 miles), once a sacred site of the native Quinnipiac tribe, and called it "Rotenburg", by Dutch explorers in the early 1600s, for its red, rocky cliffs.
Split into simpler sentences: Due south is the familiar landmark of East Rock (6.1 miles). Once a sacred site of the native Quinnipiac tribe, Dutch explorers in the early 1600s called it "Rotenburg" for its red, rocky cliffs.