PBS
Pbs: Nixon's China Game
This site contains articles about the people who were involved in the China-United States relations in the 70s. It has a biographical sketch on Nixon, and discusses his trip to China in 1972.
George Washington University
National Security Archive: Nixon's Trip to China
Resource contains primary source documentation of conversations and records from Nixon's Trip to China now completely declassified, including Kissinger's intelligence briefing and assurances on Taiwan.
Other
Nixon's China Visit and "Sino u.s. Joint Communique"
The Chinese Government's official diplomatic history of the visit of President Nixon to China.
US National Archives
Docs Teach: Nixon Visits China: The Week That Changed the World
In this activity, students will analyze images from President Nixon's visit to China in 1972 to determine the sequence of events and learn more about American and Chinese cultural differences.