| #9078, aired 2024-04-10 | IT'S A FACT $400: This organization's New York City HQ was built on land bought in 1946 with an $8.5 million gift from John D. Rockefeller Jr. the U.N. |
| #9070, aired 2024-03-29 | STATE FLAGS $800: This state's flag features the frigate Raleigh, built in Portsmouth in 1776 & the first ship to fly the U.S. flag in a sea battle New Hampshire |
| #8978, aired 2023-11-22 | BUILDING TERMS $800: From their ruddy facades, it's the colorful name for eastern U.S. apartment buildings built in the 19th century a brownstone |
| #8777, aired 2023-01-03 | THE GOOD, OLD, U.S. OF A. $400: From c. 1640 & built using dovetailing, the USA's oldest of these 2-word symbols of hardy pioneer life is in western New Jersey a log cabin |
| #8520, aired 2021-11-26 | U.S. RIVERS $800: In 1921 Herbert Hoover headed the commission for this river that flooded California often; in 1936 a dam was built as a result the Colorado |
| #8082, aired 2019-10-29 | WOOD $2000: Visit Mandalay in Burma & you may come home with a table of this wood from which the city's U Bein Bridge is built teak |
| #7371, aired 2016-10-03 | U.S. MUSEUMS $2000: The home in which John Paul Jones lived while his ship the Ranger was being built is now a museum in this N.H. city Portsmouth |
| #7145, aired 2015-10-09 | BUILDING TERMS $600: From their ruddy facades, it's the colorful name for Eastern U.S. apartment houses built in the 19th century a brownstone |
| #6692, aired 2013-10-22 | WELCOME TO THE JUNGLE $3,000 (Daily Double): grolier.com says the U.S. built this "in ten years by taming a jungle, dividing a continent, and uniting two oceans" the Panama Canal |
| #5629, aired 2009-02-12 | BUILT IN THE U.S.A. $400: At least 20 died & many suffered decompression sickness building this East River landmark that opened in 1883 the Brooklyn Bridge |
| #5629, aired 2009-02-12 | BUILT IN THE U.S.A. $800: Billed as the Eighth Wonder of the World when it opened in 1965, it housed victims of Katrina in 2005 the Astrodome |
| #5629, aired 2009-02-12 | BUILT IN THE U.S.A. $1200: This D.C. landmark is 2-toned because it was partially built but lost funding for close to 15 years, until the centennial the Washington Monument |
| #5629, aired 2009-02-12 | BUILT IN THE U.S.A. $1600: The first official flag of the U.S. was agreed upon in this building that has also served as the city dog pound Independence Hall |
| #5629, aired 2009-02-12 | BUILT IN THE U.S.A. $2000: You can tour numerous Frank Lloyd Wright buildings in Oak Park in this state Illinois |
| #5358, aired 2007-12-19 | AWARDS & HONORS $1600: The JFK Profile in Courage Award is modeled after a lantern from this frigate built in 1790s Boston the U.S.S. Constitution |
| #5236, aired 2007-05-21 | MILITARY MATTERS $1600: During WWII, the U.S. built a military base in this Ecuadorian island group to protect the Panama Canal the Galápagos |
| #5149, aired 2007-01-18 | DEFENDING THE U.S. $200: (Kelly of the Clue Crew reports from Cheyenne Mountain in Colorado.) By carving out 700,000 tons of granite, the Cheyenne Mountain Complex was built as a protected command center over this over 40-year so-called war the Cold War |
| #5014, aired 2006-06-01 | SHIP SHAPE $800: (Jimmy of the Clue Crew stands in front of a model ship in the FDR Presidential Library in Hyde Park, NY.) A Navy buff, FDR had a model of this famous War of 1812 ship; it was built by the ship's carpenter the U.S.S. Constitution |
| #4849, aired 2005-10-13 | STATE OF INTEREST $800: Middlesboro in this state of Abe Lincoln's birth promotes itself as the only U.S. city built within a meteor crater Kentucky |
| #4595, aired 2004-07-23 | TRANSPORTATION $600: The U.S. U-2, first built in the 1950s, was an airplane; the German U-1, first built in the 1910s, was one of these a submarine |
| #4408, aired 2003-11-05 | RHODE ISLAND $800: Built in 1828 & now a national landmark, The Arcade in this city is the oldest indoor shopping mall in the U.S. Providence |
| #4087, aired 2002-05-14 | U.S. CITIES $800: There's a tomb of the unknown soldiers of the Revolutionary War in this N.Y. city that wasn't built in a day Rome, New York |
| #4013, aired 2002-01-30 | WHERE ART $400: One of the first structures in the U.S. built to house an art collection is still a museum in Youngstown in this state Ohio |
| #3977, aired 2001-12-11 | U.S. BUILDINGS $2000: Built in Boston in the 1740s by the merchant for whom it's named, it's still used as a market & meeting place Faneuil Hall |
| #3287, aired 1998-12-15 | WAR PLANES $300: First flown in 1952, this bomber was built to meet U.S. nuclear strategic needs the B-52 |
| #2976, aired 1997-07-07 | TRAVEL U.S.A. $600: Built in 1672, Vincent House in Edgartown is the oldest known house on this Massachusetts resort island Martha's Vineyard |
| #2920, aired 1997-04-18 | TRAVEL U.S.A. $500: Visitors to this Midwestern city may tour the Pabst Mansion, built in 1893 in the Flemish Renaissance style Milwaukee |
| #2858, aired 1997-01-22 | U.S.A. $400: Built in 1876, the Flying Horses Carousel on this Massachusetts island is a national historic landmark Martha's Vineyard |
| #2854, aired 1997-01-16 | U.S. GEOGRAPHY $400: Indiana's 2nd-largest city is on the site of this stockade built in 1794 & named for a "mad" general Fort Wayne |
| #2837, aired 1996-12-24 | GIFTS $500 (Daily Double): The first of these structures in the U.S. was built in Chicago in 1930 with a gift from Max Adler Planetarium |
| #2775, aired 1996-09-27 | AROUND THE U.S.A. $200: Waco in this state is so named because it was built on the site of a former Hueco Indian village Texas |
| #2713, aired 1996-05-22 | AMERICAN HISTORY $500: In 1943 the U.S. built a nuclear energy center, the Hanford Works, in this state Washington |
| #2508, aired 1995-06-28 | U.S.A. $500: Built in 1833, the Green Mountain Inn is a historic country inn in Stowe in this state Vermont |
| #2488, aired 1995-05-31 | U.S.A. $600: Wolf Creek Tavern near the Rogue River in this NW state was built as a stagecoach inn in the 1870s Oregon |
| #2423, aired 1995-03-01 | "F" IN HISTORY $300: Established as a training camp in 1918, the U.S. depository was built there in 1936 Fort Knox |
| #2380, aired 1994-12-30 | U.S. HISTORIC SITES $400: This Boston hall built in 1742 as a market & meeting place is nicknamed "The Cradle of Liberty" Faneuil Hall |
| #1917, aired 1992-12-29 | U.S.A. $400: Charles Bulfinch built the Federal Street Theatre in this Massachusetts city in 1794 Boston |
| #1806, aired 1992-06-08 | CYCLING $300: The song "A Bicycle Built for Two" is from this decade when cycling hit its peak in the U.S. 1890s |
| #1793, aired 1992-05-20 | HISTORIC AMERICA $1000: Built in 1791, Portland Head Light in Maine was one of the first of these authorized by the U.S. a lighthouse |
| #1662, aired 1991-11-19 | U.S.A. $100: The first Mormon temple in this state, built between 1871 & 1877, still stands in St. George Utah |
| #1655, aired 1991-11-08 | U.S. GEOGRAPHY $400: A cog railroad, the first built in the U.S., runs up this New Hampshire mountain Mount Washington |
| #1217, aired 1989-12-12 | U.S. CITIES $800: The Breakers, a 70-room mansion built by Cornelius Vanderbilt, is not a museum in this R.I. city Newport |
| #1108, aired 1989-05-31 | U.S. HISTORY $100: A Phila. square is named for D. Rittenhouse, an astronomer who built the 1st of these in America a telescope |
| #955, aired 1988-10-28 | U.S.A. $800: The tallest pueblos in the Southwest, 5 stories high, were built near this northern New Mexico city Taos |
| #769, aired 1987-12-31 | U.S. CITIES $400: In 1889, the Sisters of St. Francis built a hospital for Dr. Wm. Mayo to administer in this city Rochester, Minnesota |
| #558, aired 1987-01-28 | AUTOMOBILES $1000: Long before WWII, the 1902 Twyford, built in Pittsburgh, Penn., was 1st car of this type in U.S. a 4-wheel drive automobile |
| #415, aired 1986-04-11 | U.S. HISTORY $500: The "Tom Thumb", 1st tested in 1830, was the 1st of these built in the U.S. a locomotive |
| #407, aired 1986-04-01 | AUTOMOBILES $100: In 1804, Oliver Evans built a passenger vehicle in the U.S. powered by this steam |
| #51, aired 1984-11-19 | U.S. STATES $400: Oribi, a Hopi village in the S.W., is probably oldest continuous settlement in U.S. Arizona |
| #15, aired 1984-09-28 | U.S. HISTORY $1,200 (Daily Double): Episode in history this song is associated with:
"Once I built a railroad, I made it run /
Made it race against time..." the Great Depression |
