The U.S. Lighthouse Service completed Desdemona Sands Lighthouse in 1902 to replace the demolished Point Adams Lighthouse, near the mouth of the Columbia River. …

Oregon Encyclopedia

Forty-five miles east of Salem, Detroit Dam rises 463 feet out of the North Santiam River, looming large in the landscape and history of the …

Oregon Encyclopedia

Known as the Dean of Rodeo Photography, DeVere Helfrich has been described as the greatest rodeo photographer of all time. Helen Grace Reed Helfrich, also …

Oregon Encyclopedia

Diamond Craters is a geologically youthful lava field 52 road miles south-southeast of Burns in southeastern Oregon. The lava field, which encompasses 27 square miles, …

Oregon Encyclopedia

“Gem of the Cascades” is how Diamond Lake is heralded by those who trout fish, camp, swim, hike, sail, bicycle, and boat there in the …

Oregon Encyclopedia

Dignity Village in Portland, an intentional community of homeless people, is a membership-based, nonprofit organization. It is recognized as a legal encampment by the …

Oregon Encyclopedia

Dirty Shame Rockshelter, in the Owyhee Uplands of southeastern Oregon, was named for the fact that its exceptionally valuable prehistoric deposit was heavily pillaged by …

Oregon Encyclopedia

In 1972, historian Alfred Crosby introduced the term Columbian Exchange to refer to the interchange of plants, animals, bacteria, and peoples that occurred between the …

Oregon Encyclopedia

Carl H. "Doc" Severinsen's career began in the 1940s, and more than sixty years later, the famed trumpeter is still going strong and showing no …

Oregon Encyclopedia

Dogbane (Apocynum sp.) is a short herbaceous plant whose name refers to the plant’s toxicity to dogs. Other animals are also vulnerable to the …

Oregon Encyclopedia