1 - 1Tokyo's Sky City Apr. 13, 2003
1 - 2Subways in America Apr. 15, 2003
1 - 3Transatlantic Tunnel Apr. 16, 2003
1 - 4City in a Pyramid Apr. 23, 2003
1 - 5Bridging the Bering Strait Apr. 30, 2003
1 - 6Tunneling Under the Alps May. 07, 2003
1 - 7Building Hong Kong's Airport May. 14, 2003
1 - 8Holland's Barriers to the Sea May. 21, 2003
1 - 9Boston's Big Dig May. 28, 2003
1 - 10Widening the Panama Canal Jun. 04, 2003