Museum of Modern Art (MOMA)

The image in the Question is from Wikimedia Commons https://commons.wikimedia.org/wiki/File:2017_SFMOMA_from_Yerba_Buena_Ga…

License: Creative Commons Attribution-Share Alike 4.0 International, 3.0 Unported, 2.5 Generic, 2.0 Generic and 1.0 Generic

Attributed to: Beyond My Ken

Image in Explanation from Wikimedia Commons https://commons.wikimedia.org/wiki/File:San_Francisco_Museum_of_Modern_…

License: Creative Commons Attribution 2.0 Generic 

Attributed to: IIP Photo Archive

Image in Explanation from Wikimedia Commons https://commons.wikimedia.org/wiki/File:White_walkway_(Unsplash).jpg

License:  Creative Commons CC0 1.0 Universal Public Domain Dedication

Attributed to: Sebastien Gabriel sgabriel