Findings:

• University of Missouri - Columbia
• Columbia Heights
• 1997 Columbia Winery Cabernet Sauvignon
• *columbia* (user)
• Columbia Gorge
• Columbia Basin
• Kid Columbia (user)
• University of British Columbia
• Columbia Rediviva
• Columbia, Missouri
• Columbia, Maryland
• Columbia Records
• Roll On, Columbia, Roll On
• Where were you when the Space Shuttle Columbia exploded?
• Mount Columbia
• Columbia Accident Investigation Board Report
• Columbia University's Computer Technology and Applications Program
• The Everything People Registry : United States : District of Columbia
• Columbia River Basalts
• When the Space Shuttle Columbia was destroyed on re-entry, I felt a deep sorrow that Cowboy Bebop was now implausible
• Columbia Games
• Columbia River Crossing
• Cascades of the Columbia
• The Wreck of the Space Shuttle Columbia
• Columbia River Gorge
• Columbia River Revelstoke South
• Columbia River Bar
• Letters from British Columbia
• Yahk, British Columbia
• Columbia County, Oregon
• District of Columbia
• Columbia
• Columbia University
• Columbia River
• New Democratic Party of British Columbia
• British Columbia Political Parties
• Social Credit Party of British Columbia
• Center for Alcohol and Substance Abuse Research at Columbia University
• British Columbia
• Columbia, South Carolina
• Columbia House
• The Everything People Registry : Canada : British Columbia
• Columbia Lake
• 1997 Chateau Ste. Michelle Columbia Valley Merlot
• 1998 Chateau Ste. Michelle Columbia Valley Cabernet Sauvignon
• Independent Nation of British Columbia
• Columbia Pictures
• Columbia Guide to Online Style
• British Columbia CareCard
• Columbia High School
• British Columbia's Universities
• Marijuana Party of British Columbia

If you Log in you could create a "Distric of Columbia" node. If you don't already have an account, you can register here.