telescope on a mountain. landcape above the clouds. large telescope dome. gran telescopio canarias. roque de los muchachos

above astronomy astrophotography astrophysics building caldera canarias canary clouds dome esa exploring gran gtc high infinite island islands islas landscape large los magic mirror mountain mountains muchachos nasa nature observatory optical palma physics road roque scenic science space taburiente tech technology telescope telescopes telescopio the trip universe