Question: Due to concern in regards to the visual appearance of a sacred mountain to Native Hawaiians, the Thirty Meter Telescope has been considered to be built in which alternative site in Spain?
Sentence (from "Opposition to the Mauna Kea Observatories"): A current proposal for one of the world's largest optical telescopes, the Thirty Meter Telescope is currently the focus of protests concerning the continued development of the mountain Hawaiians consider the most sacred peak in the island chain.
Relevant evidence: Yes