The summer 2022 issue of the Arizona Geology Newsletter, V43, #1 is available online.
A fresh, holistic Grand Canyon Stratigraphy.
Studying the Earth in the field is an integral method of geoscience (Kastens et al., 2009), and teaching in the field is fundamental to geoscience education (Whitmeyer et al., 2009).
The Grand Canyon Panorama Project is a collection of hundreds of interconnected 360° panoramas of Grand Canyon National Park. The project was created by me 20 years ago.
Geologic timeline of Grand Canyon with 'how to use' explanation.