Bronze sunset reflecting in the Straits of Georgia

Sun pillar projected onto altocumulus

A diffused rainbow due primarily to variable drop sizes

A magnificent halo

A magnificent halo South Pole Station is visible in the background

Sunrise on a cold winter day

Rime ice in the Smokies

Snow and rime ice covering the Smokies

"Trombe sur terre", tornado over land In: "Histoire des Meteores", J. Rambosson, 1869. Figure 48, p. 209

Trombes or whirlwinds ... "scattering terror and desolation in their paths..." In: The Atmosphere translated by James Glaisher, 1873 From the work of Camille Flammarion Figure 63, p. 347

"... gigantic whirlwinds of sand which rise from the earth to the clouds... In: The Atmosphere translated by James Glaisher, 1873 From the work of Camille Flammarion Figure 64, p. 348

Two views of the same tornado at Goddard, Kansas May 26, 1903 Figure 135 of "Meteorology" by Willis Milham, 1912

Tornado at Oklahoma City, May 12, 1896. Damage at Rochester, Minn Aug. 21, 1883. Damage at St. Louis, May 27, 1896 Figure 136-138 of "Meteorology" by Willis Milham, 1912

Tornado cloud as seen over the buildings of an American city In: "The New Air World", Willis Luther Moore, 1922. Figure 17, p. 144

Oldest known photograph of a tornado

Tornado approaching Canadian city

Tornado approaching Canadian city

Tornado in the Tennessee Valley

A funnel cloud

Tornado tearing up a farm field

Tornado at Enid, Oklahoma

Tornado in farm country

Tornado at Manhattan, Kansas

A Texas twister in Wichita County

A massive tornado

Twin funnels on Palm Sunday

A funnel within a funnel

A swirling mass of clouds associated with tornado to left

A huge tornado near Stapleton International Airport

The awesome force of a tornado - tree pierced by shovel Tornado of May 27, 1896, at St. Louis, Missouri In: "The New Air World", Willis Luther Moore, 1922 Figure 19, p. 146

Airplanes thrown about like toys by tornado Tornado of March 20, 1948 at Tinker Air Force Base, Oklahoma

Military air transport command airplane destroyed by tornado Tornado of March 20, 1948 at Tinker Air Force Base, Oklahoma

Remains of a large military aircraft after passage of tornado Tornado of March 25, 1948 at Tinker Air Force Base, Oklahoma The coming of this storm resulted in the first broadcast tornado warning

Airplanes spun about and left in random directions by tornado Tornado of March 25, 1948 at Tinker Air Force Base, Oklahoma coming of this storm resulted in the first broadcast tornado warning

The awesome power of a tornado demonstrated A 33rpm plastic record blown into a telephone pole

Tornado damage at Omaha. 154 killed and over 3000 left homeless As seen in: "Our National Calamity of Fire, Flood, and Tornado" by Logan Marshall, 1913. L. T. Myers publisher.

Tornado damage at Omaha. 154 killed and over 3000 left homeless As seen in: "Our National Calamity of Fire, Flood, and Tornado" by Logan Marshall, 1913. L. T. Myers publisher.

Tornado damage at Terre Haute. As seen in: "Our National Calamity of Fire, Flood, and Tornado" by Logan Marshall, 1913. L. T. Myers publisher.

Tornado damage at Terre Haute. As seen in: "Our National Calamity of Fire, Flood, and Tornado" by Logan Marshall, 1913. L. T. Myers publisher.

A tornado victim at Omaha found in a tree. It is possible that this was a posed shot as the victim is relatively clean and there are no apparent tears in his clothes. As seen in: "Our National Calamity of Fire, Flood, and Tornado" by Logan Marshall, 1913. L. T. Myers publisher.

Tornado destruction in Omaha. Searching for victims in the vicinity of Idlewild Hall. As seen in: "Our National Calamity of Fire, Flood, and Tornado" by Logan Marshall, 1913. L. T. Myers publisher.

Bizarre hailstones that were oblong disks approximately 1/3 as thick as long. Accompanied a severe storm. Monthly Weather Review, November, 1962, p. 477.

Ruins of the Longfellow School where 17 children were killed. The storm hit the school at about 2:30 p.m. A casualty of the Tri-State Tornado, the longest- lived and longest path of any recorded tornado. It travelled 300 miles from SE Missouri to Indiana and killed over 600. In: Journal of the Western Society of Engineers, Vol. 30, No. 9. September, 1925.

Ruins of the Longfellow School where 17 children were killed. The storm hit the school at about 2:30 p.m. A casualty of the Tri-State Tornado, the longest- lived and longest path of any recorded tornado. It travelled 300 miles from SE Missouri to Indiana and killed over 600. In: Effects of Tornadoes on Factory Buildings, Associated Factory Mutual Fire Insurance Companies, 1925.

Ruins of the Baptist Church at Murphysboro, Illinois. A funeral was in progress when the tornado hit around 2:30 p.m. A casualty of the Tri-State Tornado , the longest-lived and longest path of any recorded tornado. It traveled over 300 miles from SE Missouri to Indiana and killed over 600. In: Journal of the Western Society of Engineers, Vol. 30, No. 9. September, 1925.

Map showing weather situation and storm track of Tri-State Tornado. Black line is tornado track. The Tri-State Tornado was the longest-lived and had the longest path of any recorded tornado. It traveled over 300 miles from SE Missouri to Indiana and killed over 600. In: "Monthly Weather Review," April 1925, p. 141.

Ruins of the De Soto, Illinois, public school where 33 children were killed. The storm hit the school at about 2:45 p.m. A casualty of the Tri-State Tornado , the longest-lived and longest path of any recorded tornado. It traveled over 300 miles from SE Missouri to Indiana and killed over 600. In: Journal of the Western Society of Engineers, Vol. 30, No. 9. September, 1925.

Engineering committee examining a 1X5 inch board which was driven through a 2X6 plank. Somewhere along the path of the Tri-State Tornado, the longest-lived and longest path of any recorded tornado. It traveled over 300 miles from SE Missouri to Indiana and killed over 600. In: Journal of the Western Society of Engineers, Vol. 30, No. 9. September, 1925.

One of many tornadoes in the vicinity of Gothenburg, Nebraska. In: "Monthly Weather Review," June 1931, p. 228.

The crack passenger train, "Empire Builder," bound from Seattle to Chicago, was struck by a tornado. The train was traveling nearly 60 miles an hour when struck. Only the 136-ton locomotive remained on the track.