Diomede Islands in the Bering Strait
The Russian island of Big Diomede, or Ratmanov (right), and the U.S. island of Little Diomede, or Krusenstern (left), are found in the Bering Strait. The 1992-1993 Transsibering Expedition crossed Siberia from Nadym to the Bering Strait, studying and interacting with the indigenous people along the route. | Location: Near Uelen, Russia. (Photo by Jacques Langevin/Sygma/Sygma via Getty Images)