i.ytimg.com/vi/TEqnQSeze0o/maxresdefault.jpg

thumbnail has different resolutions after subsequents API

php - Fetch highest thumbnail resolution - Stack Overflow

The Great Outdoors - Mountain View Tourism

How to get thumbnail images in just 1 click - HANDS ON tek

Original

How to get HQ thumbnails? - Stack Overflow

White River - Explore the Ozarks