Question: The Expedition that fought the Tiguex war also was the same expedition that marked the first European sightings of the Grand Canyon and what other notable American landmark?
Sentence (from "Grand Canyon Depot"): Grand Canyon Depot, also known as Grand Canyon Railroad Station, was constructed in 1909-10 for the Atchison, Topeka and Santa Fe Railway at the South Rim of the Grand Canyon, in what is now Grand Canyon National Park.
Relevant evidence: No