-Sept. 11, 2001: American Airlines Flight 11 en route from Boston to Los Angeles is hijacked and crashes into the World Trade Center; 92 killed.
-Sept. 11, 2001: United Flight 175 en route from Boston to Los Angeles is hijacked and crashes into the World Trade Center; 65 killed.
-Sept. 11, 2001: American Flight 77 en route from Washington's Dulles International Airport to Los Angeles is hijacked and crashes into the Pentagon; 64 killed.
-Sept. 11, 2001: United Airlines Flight 93 en route from Newark, N.J., to San Francisco is hijacked and crashes near Pittsburgh; 44 killed.
-Oct. 31, 2000: Singapore Airlines jumbo jet slams into an object before takeoff for Los Angeles and bursts into flames; 81 killed.
-July 25, 2000: Air France Concorde headed to New York crashes into hotel outside Paris shortly after takeoff; 113 killed.
-July 17, 2000: Alliance Air Boeing 737-200 crashes into houses during second landing attempt at Patna, India; 51 killed.
-April 19, 2000: Air Philippines flight from Manila crashes on approach to Davao, Philippines; 131 killed.
-Jan. 31, 2000: Alaska Airlines Flight 261 plunges into ocean off Southern California on flight from Mexico to San Francisco; 88 killed.
-Jan. 30, 2000: Kenya Airways A-310 crashes into Atlantic Ocean shortly after takeoff from Abidjan, Ivory Coast, to Lagos, Nigeria; 169 killed.
-Oct. 31, 1999: Egypt Air Boeing 767 crashes into Atlantic after taking off from John F. Kennedy Airport in New York on flight to Cairo, Egypt; 217 killed.
-Feb. 24, 1999: China Southwest Airlines plane crashes in field in China's coastal Zhejiang province; 61 killed.
-Dec. 11, 1998: Thai Airways International A-310 crashes on domestic flight during third landing attempt at Surat Thani, Thailand; 101 killed.
- Sept. 2, 1998: Swissair Flight 111 from New York to Geneva crashes off Nova Scotia; 229 killed.
-Feb. 16, 1998: Airbus A-300 owned by Taiwan's China Airlines crashes near Taipei's Chiang Kai-shek airport while trying to land after flight from Bali, Indonesia; 196 killed.
-Feb. 2, 1998: Cebu Pacific Air DC-9 crashes into mountain in southern Philippines; 104 killed.
- Aug. 5, 1997: A Korean Airlines Boeing 747 crashes near Guam Island; 228 killed.
- Nov. 12, 1996: Saudi 747 collides shortly after takeoff with a Kazak Ilyushin-76 making its landing approach; 349 killed.
- July 17, 1996: TWA Flight 800, a Paris-bound 747, explodes and crashes off New York's Long Island shortly after takeoff from Kennedy International; 230 killed.
- Dec. 21, 1988: Pan Am Boeing 747 crashes in terrorist bombing over Lockerbie, Scotland; 270 killed.
- Nov. 28, 1987: South African Airways 747 crashes off the island of Mauritius in the Indian Ocean; 160 killed.
- Aug. 12, 1985: Japan Air Lines 747 crashes into a mountain on a domestic flight; 520 killed.
- June 23, 1985: Air India Boeing 747 crashes off the coast of Ireland because of terrorist-planted bomb; 329 killed.
- Nov. 27, 1983: Avianca Boeing 747 crashes near Madrid's Barajas airport; 183 killed.
- Sept. 1, 1983: Korean Air Lines 747 shot down by a Soviet fighter after flying through Soviet airspace near Sakhalin Island; 269 killed.
AP-ES-11-12-01 1226EST