Exploring the World from the American West



The Native Trees of Colorado     A guide to all native trees of Colorado, with details for easy identification.

          Information about the Mountain Pine Beetle and the Pine Beetle epidemic, a compilation.

          Books about Colorado trees and Colorado's Natural History


Photographer Wier a 19th Century Photographer in the 21st Century

GNSS Quality Analysis Plotting programs Anubisplot and teqcplot.py

Science, Technology, and History


Traditional Sail Boats


Weather and Forecasts