At this latitude, the Sun is visible for 14 hours, 42 minutes during the summer solstice and 9 hours, 37 minutes during the winter solstice.[1] The 37th parallel is roughly the northern limit of the visibility of Canopus, the second-brightest star in the night sky. Additionally, along with the 37th parallel south, this latitude experiences solar irradiance close to the planetary average.[2]
Paranormal and Mysterious Events
The 37th parallel is often associated with unexplained phenomena and has been dubbed "UFO Alley" due to the large number of sightings reported along its path. Below are notable regions and events connected to this latitude:
Skinwalker Ranch, Utah
Located near the 37th parallel, Skinwalker Ranch is one of the world's most studied paranormal hotspots. Reported phenomena include:
Cryptid encounters, particularly reports of the "Sierra Sasquatch"
Glowing lights observed in the Yosemite Valley during clear nights
Central California Coast
Residents of San Luis Obispo and Monterey counties have reported frequent UFO activity over the ocean, particularly:
The 2015 "Central Coast Lights," where witnesses described a glowing object moving erratically across the sky, was initially explained as a "missile test".
Cryptid sightings in Monterey Bay, potentially linked to deep-sea creatures yet to be classified.
Area 51 and Nevada
One of the most famous locations along the 37th parallel is Area 51 in Nevada. Conspiracy theories suggest that the site is a hub for:
Death Valley – The 37th parallel runs approximately 1,300 ft south of the Little Hebe Crater rim and approximately 1,900 ft south of the larger Ubehebe Crater rim, a crater that's 800 meters (2,600 ft) wide and 235 meters (771 ft) deep.
^See Nadeau, Alice and McGhee, Richard; ‘A simple formula for a planet's mean annual insolation by latitude’; Icarus, volume 291, 15 July 2017, pp. 46-50