The following files were copied from https://github.com/GoogleCloudPlatform/cloud-vision/tree/master/data: cat.jpg face.jpg faulkner.jpg mountain.jpg no-text.jpg

eiffel-tower.jpg is from https://commons.wikimedia.org/wiki/File:Tour_Eiffel_Wikimedia_Commons_(cropped).jpg.

google.png is from the Google home page: https://www.google.com/images/branding/googlelogo/1x/googlelogo_color_272x92dp.png.