Resources

General information about the Lewis and Clark trail in South Dakota is at www.travelsd.com/history/lewclark/index.htm. Visit the Atka Lakota Museum and Cultural Center online at www.stjo.org/museum/index.htm.

• Details about Ponca State Park in Nebraska are at www.ngpc.state.ne.us/parks/ponca. html.

• To visit the Corn Palace, go to www.cornpalace.org/cornpalace.html.

• Information about the Lewis and Clark herbarium specimens at the Academy of Natural Sciences in Philadelphia is at www.acnatsci.org/lewis&clark/.

• The American Philosophical Society in Philadelphia, which has Lewis and Clark journal manuscripts in its library, is at www.amphilsoc.org/.

• To see images of the illustrations in the journals, go to www.amphilsoc.org/library/guides/lcills.htm.

• Information about the role of Monticello in The bicentennial, as well as Thomas Jefferson's involvement in the Lewis and Clark expedition, is at www.monticello.org/jefferson/lewisandclark/index.html.

• To plan a trip to Independence National Historical Park in Philadelphia, visit the National Park Service online at www.nps.gov/inde/index.htm.

For those wishing to follow the Lewis and Clark trail, there are several useful guidebooks, each of which provides a different level of detail. The best three are "National Geographic's Guide to the Lewis & Clark Trail" by Thomas Schmidt, "Traveling the Lewis & Clark Trail" by Julie Fanselow, and "Along the Trail With Lewis and Clark" by Barbara Fifer and Vicky Soderberg.

General background information about the bicentennial and other events associated with the expedition is available online from several sources.

• The National Lewis and Clark Bicentennial Council: lewisandclark200.org/

• National Park Service: www.nps.gov/lecl/

• Lewis and Clark Trail Heritage Foundation: www.lewisandclark.org/