As of now (Friday Sep 10th 2010), here are most of the places I have visited in North America. (Netscape 6/IE5 or earlier required) Please wait everything gets downloaded, it can take some time.

Select a place Annapolis, MD Atlanta, GA Atlantic City, NJ Augusta, GA Baltimore, MD Boston, MA Bryce Canyon National Park, UT Cedar Key, FL Chilcago, IL Death Valley National Park, CA Grand Canyon National Park, AZ Joshua Tree National Park, CA Las Vegas, NV Los Angeles, CA Macon, GA Miami, FL Montreal, QC New Orleans, LA New York, NY Ocean City, MD Okefenokee swamp, GA Palm Springs, CA Philadelphia, PA Phoenix, AZ Pittsburgh, PA Raleigh, NC Richmond, VA Riverside, CA San Diego, CA San Francisco, CA Santa Barbara, CA Savannah, GA Sequoia National Park, CA Shenandoah National Park, VA Tampa, FL Traverse City, MI Tucson, AZ Valley of Fire, NV Vancouver, BC Washington, D.C. Zion National Park, UT     First visited in

So far I have been in 29 out of 50 US states: Arkansas Alabama Arizona California Connecticut Delaware Florida Georgia Illinois Louisiana Maryland Massachusets Michigan Mississipi Nevada New Jersey New Mexico New York North Carolina Ohio Oklahoma Pennsylvania Rhode Island South Carolina Tennessee Utah Texas Virginia West Virginia
And only two canadian Provinces: Québec British Columbia

Not bad, after all I have been living in the states for less than 4 years.

• Washington, DC to Los Angeles, CA.
  Through, Atlanta, New Orleans, San Antonio, El Paso and Phoenix. 3050 miles (4800km) in 4 days...
• Los Angeles, CA to Atlanta, GA.
  2200 miles (3500km) in 4 days. Drove through Arizona (stop at Grand Canyon), New Mexico, Texas, Oklahoma, Arkansas, Tenessee and Alabama.
• Washington, DC to Tampa, FL.
  about 1000 miles (1600km). Stayed a couple of days in Tampa and drove back.
• New York, NY to Traverse city, MI
  Through Cleveland and Detroit. I did this one by bus when I was a student. A total of 24 hours spent mainly in a bus or in bus stations waiting for the next one. About 900 miles (1450km). Stayed 2 months there and went back to New York the same way...
• And many other not long enough to be mentionned.

I have driven driven 83% of I-10 (2050 miles out of 2460 miles), 66% of I-95 (1250 miles out of 1894 miles) and 66% of I-40 (1682 miles out of 2555).