YERKES OBSERVATORY TOUR 2021 - World's Largest Refracting Telescope!

I had the chance to check out the WORLD'S LARGEST refracting telescope at the Yerkes Observatory! Come take a tour with me! You can support the Yerkes Foundation here: https://www.yerkesobservatory.org/don... You can support the OA on Patreon by clicking here:   / theorbitalalliance   Twitter: @OrbitAllianceYT Instagram: @TheOrbitalAlliance Astrophotography Gear: Sony A7III Mirrorless Camera Body Sigma MC-11 Canon EF to Sony E mount converter Sigma 150mm-600m Contemporary Lens Orion Solar Filter for 8" Reflector Pixel TW-283 S2 Wireless Remote Shutter Manfrotto MVH500A Fluid Head with MVT502MT Tripod Gear for Video: Camera: Sony A7III & GoPro HERO 8 Black Lens: Rokinon 14mm f/2.8 & Sigma 35mm f/1.4, Sony G 70-200m f/4 Audio: Focusrite Condenser Mic + Scarlett 2i2 & Rode Video Mic Edited in Adobe Premiere Audio Recorded in Adobe Audition Screen-capture Software: OBS Music licensed via EpidemicSound.com Historical Image Credit: (WikiMedia Commons) Yerkes Building: Author of article: Prof. Fredrick Starr, Public domain, via Wikimedia Commons Yerkes Telescope: Unknown author, Public domain, via Wikimedia Commons Einstein: Ferdinand Schmutzer, Public domain, via Wikimedia Commons Chandrasekhar: Startchild Project NASA, Public domain, via Wikimedia Commons Sagan: NASA/JPL, Public domain, via Wikimedia Commons Hale: Public domain, via Wikimedia Commons Hubble: Hubble ESA, CC BY 2.0, via Wikimedia Commons Kuiper: Gelderen, Hugo van / Anefo, CC BY-SA 3.0 NL , via Wikimedia Commons Einstein at Yerkes: Photo Credit: Yerkes Observatory, Public domain, via Wikimedia Commons Chicago 1895: Public domain, via Wikimedia Commons Chicago Fire: The American Fine Art Co., Public domain, via Wikimedia Commons Chicago Fire: Unidentified photographer, printer or publisher, Public domain, via Wikimedia Commons Crew: Tyler Velasquez - Camera Operator Ryan Pribyl - Sound Design and Mix Nick Penev - Host/Camera Operator/Editor Special Thanks: Yerkes Observatory Dennis Kois - Executive Director