Year 2006 has witnessed a large wave of terrorist attacks around the world. The following is a list of some most fatal attacks:

-- On Jan. 16, two suicide explosions rocked Afghanistan's southern province of Kandahar, killing 25 people and injuring 38 others.

-- On Feb. 9, a series of bomb blasts killed at least 23 people and wounded several others in Pakistan's North West Frontier Province.

-- On Feb. 28, militants detonated a powerful landmine against two trucks packed with tribal villagers in the central Indian state of Chhattisgarh, killing at least 55 people and injuring more than 20.

-- On March 7, three serial explosions ripped through the crowded Hindu holy city of Varanasi in north India's Uttar Pradesh, killing 28 people and injuring some 100.

-- On April 7, three suicide bombers blew themselves up inside a Shiite mosque in northern Baghdad, Iraq, killing at least 79 and wounding 160 others.

-- On April 11, at least 55 people were killed and some 100 injured when a bomb exploded at a religious gathering in the Pakistani port city of Karachi.

-- On April 24, three bombing attacks rocked Egypt's Sinai resort town of Dahab, killing at least 23 people and injuring another 85.

-- On July 1, an explosive-laden vehicle went off near a heavily populated market in Baghdad's Sadr City area, killing at least 59 people and injuring 78.

-- On July 11, a series of powerful bombs ripped through crowded commuter trains in Mumbai, India, killing at least 190 people and injuring more than 600.

-- On Aug. 14, four explosions killed at least 48 people and wounded 148 others in a Shiite neighborhood in southern Baghdad, Iraq.

-- On Oct. 16, at least 99 Sri Lankan navy personnel were killed and over 100 wounded in a suicide bomb attack near Habarana, 173 km northeast of the capital Colombo.

-- On Nov. 8, a blast hit a military fort in the tribal area of Dargai, 90 km north of Peshawar, the provincial capital of the North West Frontier Province, killing at least 42 soldiers and injuring 20 others.

-- On Nov. 23, a series of apparently coordinated bombings killed at least 200 people and injured some 250 in the Shiite militia stronghold of Sadr city in eastern Baghdad, Iraq.

-- On Dec. 2, three car bombs went off coordinatedly in a commercial area in central Baghdad, killing 51 people and wounding 90 others.