File:The IRAM 30-meter telescope scanning the night sky.jpg - Wikimedia Commons
IRAM 30m Radio telescope located on Pico Veleta in Spain's Sierra Nevada. | sciencesprings
IRAM
Jonas Enander on Twitter: "Today I visited the NOEMA observatory in the French Alps to see how the @ehtelescope black hole observation campaign is going. Some pictures > https://t.co/1KrfNHNZgg" / Twitter