Caption: In the foreground: Alpine tundra with an alpine lake and eriophorum (cotton-sedge).
In the background: Piz Segnas (3099 m) center, and Tschingelhoerner (2849 m) right of the center and toothy.
Location: In the Alps, Canton of Glarus, Switzerland
Who would have thought this beautiful, innocent ground does NOT define an exact inertial frame. But it is a sufficiently good approximate inertial frame for most, but NOT all purposes.
Credit/Permission: ©
User:Jack3,
2003 /
CC BY-SA 3.0.
Image link: Wikimedia Commons:
File:GlarusAlps.jpg.
Local file: local link: alpine_tundra.html.
File: Art_a file:
alpine_tundra.html.
