Manila, Madrid, and Sichuan?

Check out my latest 20 cities:
1) April 6, 2007 8:15 pm: Dallas, Texas
2) April 5, 2007 7:13 am: Quezon City, Manila
3) April 5, 2007 7:06 am: Madison, Maine
4) April 4, 2007 8:23 pm: Boca Raton, Florida
5) April 4, 2007 5:20 pm: Albuquerque, New Mexico
6) April 4, 2007 5:18 pm: Portland, Maine
7) April 4, 2007 9:32 am: Brooklyn, New York
8) April 3, 2007 7:46 pm: Dallas, Texas
9) April 3, 2007 5:40 pm: Orono, Maine
10) April 3, 2007 10:22 am: Saco, Maine
11) April 3, 2007 8:01 am: Orono, Maine
12) April 3, 2007 7:25 am: Orono, Maine
13) April 2, 2007 3:47 pm: Orono, Maine
14) April 2, 2007 2:12 pm: New York, New York
15) April 2, 2007 11:33 am: Orono, Maine
16) April 2, 2007 10:12 am: Sichuan, Sichuan
17) April 1, 2007 4:22 pm: Dallas, Texas
18) April 1, 2007 2:58 pm: Denton, Texas
19) April 1, 2007 11:44 am: Madrid, Madrid
20) March 31, 2007 10:13 pm: Houston, Texas

Who are these people?? How fun is it to know they're reading my blog!