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Daytime Guided Tour COMBO (McMath/2.1-meter)
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Daytime Guided Tour COMBO (McMath/2.1-meter)

5 hour(s)
english
Tucson, United States

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Explore the Historic Nicholas U Mayall Telescope During a Guided Daytime Tour at Kitt Peak


Discover the Nicholas U Mayall four-meter telescope during an engaging ninety-minute guided daytime tour at the Kitt Peak National Observatory in Tucson, Arizona. When it first saw light in nineteen seventy-three, this massive structure was the second-largest telescope in the world by aperture. The eighteen-story building stands prominently just below the summit and is visible from more than fifty miles away, serving as a landmark for astronomical research and a testament to human ingenuity in the field of space exploration.


During the tour, guests are invited to explore both the interior and exterior of the facility while learning about its design, historical discoveries, and lasting impact on modern astronomy. The telescope currently hosts the Dark Energy Spectroscopic Instrument, which is recognized as the most powerful multi-object survey spectrograph in the world. Supported by the Department of Energy and led by the Lawrence Berkeley National Laboratory, this instrument plays a critical role in mapping the universe and studying the mysteries of dark energy.


The program involves extensive walking, including navigating uphill paths and climbing nearly two flights of stairs, so participants should be prepared for moderate physical activity. Please note that most facilities at the observatory are not wheelchair accessible. Visitors are required to check in at the Visitor Center at least fifteen minutes before the scheduled tour time. Advance reservations are strongly recommended to ensure availability, as these tours are popular among science enthusiasts and those interested in the history of astronomy.


International visitors should be aware that they must carry their passports, as there is a border checkpoint along the route to the observatory. This tour offers a unique opportunity to stand in the presence of a world-class scientific instrument and gain a deeper understanding of how we study the cosmos. By combining historical context with cutting-edge research, the experience provides a comprehensive look at the vital work being conducted at Kitt Peak National Observatory in the Arizona desert.

What's Included
  • Guided walking tour
  • Entry to four meter Telescope facility
  • Educational commentary from trained docent
  • Access to observatory grounds during visit
  • Scenic summit desert viewing areas
  • Insight into dark energy research mission
  • Opportunity to explore telescope interior
  • Visitor Center access during check in
What's Not Included
  • Gratuities
Price start from

$ 34.95

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Activity Provider: Kitt Peak Visitor Center

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