DC -- Downtown -- Natl Geographic Society -- Explorers Hall:
[1] NGS_200609_02.JPG
  Medium (Email) High (Print)
[2] NGS_200609_07.JPG
  Medium (Email) High (Print)
[3] NGS_200609_10.JPG
  Medium (Email) High (Print)
[4] NGS_200609_14.JPG
  Medium (Email) High (Print)
[5] NGS_200609_16.JPG
  Medium (Email) High (Print)
[6] NGS_200609_19.JPG
  Medium (Email) High (Print)
[7] NGS_200609_25.JPG
  Medium (Email) High (Print)
[8] NGS_200609_28.JPG
  Medium (Email) High (Print)
[9] NGS_200609_31.JPG
  Medium (Email) High (Print)
[10] NGS_200609_36.JPG
  Medium (Email) High (Print)
[11] NGS_200609_38.JPG
  Medium (Email) High (Print)
[12] NGS_200609_41.JPG
  Medium (Email) High (Print)