Face Artifact The Place: Mantoloking, New Jersey Found on the beach, a pebble in the sand with sculpted human features. To unlock this riddle, the team must travel through time, across borders and between cultures. Fire Station The Place: Morristown, New Jersey The evidence suggests that President Ulysses S. Grant celebrated America's centennial at this old firehouse. The History Detectives try to prove it. "Pop" Lloyd's Baseball Field The Place: Atlantic City, New Jersey Black ball players, white politicians, prejudice and patrimony. All of these threads appear when the History Detectives begin to unravel the origins of a historic memorial to black ballplayer John Henry Lloyd.

Bonnie & Clyde The Place: Brodhead, Wisconsin Did these five .45 caliber bullets end one of the most infamous crime sprees in American history? The History Detectives try to link these bullets to Bonnie and Clyde using ballistics tests and some old-fashioned research. Al Ringling Theater The Place: Baraboo, Wisconsin Was this one of the country's first great movie palaces? The History Detectives set out to discover why such an ornate theater was erected and survived in such an obscure location. Sears Home The Place: Akron, Ohio The History Detectives investigate whether or not Sears & Roebuck could have built this home during the industrial boom. Does this couple live in a relic from years gone by?

Morgan Whaling Ship The Place: Mystic, Connecticut Did this Charles W. Morgan whaling ship smuggle slaves out of the south as part of the Underground Railroad? The History Detectives are called in to find out. Witch's House? The Place: Essex County, Massachusetts Did Martha Carrier, who was hanged as a witch, once own Benjamin Abbot's house? The History Detectives must rely on historical research, Martha's descendents and even experts from around the world to solve the case. 1909 Jigsaw Puzzle The Place: Worcester, Massachusetts A quirky jigsaw puzzle of women playing football in the 1800s puzzles the History Detectives. A jigsaw expert, sport historian, magazine collector and antiquities society help solve the riddle.

Portrait of George Washington The Place: Frederick, Maryland Is this an authentic portrait of the nation's first president, George Washington? The History Detectives call in a fake buster and art historian to discover if this is a national treasure. Patty Cannon The Place: Federalsburg, Maryland Was Jack and Rose's home once the headquarters of kidnapper and slave trader Patty Cannon? Trumpet The Place: Bucks County, Pennsylvania Was this trumpet, bought by a Philadelphia man at auction, actually played during the battles that won America's independence from England?

Lee's Last Orders The Place: Beech Island, South Carolina Is the Beech Island Agricultural Club's copy of Confederate General Robert E. Lee's farewell address the original? Natchez House The Place: Natchez, Mississippi How could Robert Smith, a former slave, afford to build this magnificent home for himself in 1851? Napoleonic Sword The Place: St. Martinville, Louisiana A family legend has it that when a doctor treated Napoleon at the Battle of Wagram in Austria, the great General was so grateful he rewarded him with a fine sword, which has been kept in the family ever since.

John Brown's Letters The Place: Sacramento, California Does a Californian woman own a treasure trove of John Brown's documents? Tukufu sets out to authenticate the letters and delve into her family tree to prove if she is related to the famous abolitionist. Japanese Tea House The Place: Gilroy, California How did an authentic Japanese house become part of the famed San Francisco World Fair just before World War II? The history detectives attempt to reveal the origins of the house and how it got there. Poems The Place: San Francisco, California Kathleen Wong, a second-generation Chinese-American calls in the history detectives to trace her ancestors' perilous journey to America. She wants to know whether any of the hundreds of poems left on the walls at the West Coast Angel Island detention center relate to her family.

The Depot That Made Dallas The Place: Dallas, Texas A local historian calls in the History Detectives to find out if a disused depot was the first railroad station in Texas and if it was responsible for putting Dallas on the map. Mexico Peso The Place: San Antonio, Texas Searching through his great-grandfather's belongings, a San Antonio man finds Mexican currency and suspects a link to infamous bandits Emiliano Zapata and Pancho Villa. Did this money play a part in the Mexican revolution in the 1910s and how did it end up in the hands of a quiet family man? Pirate Spyglass The Place: Texas City, Texas Jean Lafitte was a fearsome pirate, an ingenious privateer, and a war hero. A Texas library is donated a spyglass said to be handed down from Lafitte to his ship captain. Was it?

Ventriloquist Dummy The Place: Brooklyn, New York Where did ""Sam"" the first black ventriloquist dummy, come from? Did he change the way Americans viewed race in the early 20th century? Home of Lincoln Assassination Plot? The Place: Greenwich Village, New York Did John Wilkes Booth, the infamous assassin of Abraham Lincoln, spend time in this woman's house planning the assassination? 34 Star Flag The Place: Staten Island, New York Did a 34-star Civil War-era flag in the possession of a New York historical society once save a boarding house from being burned down? Legend says it replaced a confederate flag hung at the height of Civil War hysteria.

Sheridan's House? The Place: Grand Ronde, Oregon Although the locals have little interest in this abandoned Dutch Colonial Style home, new research suggests the house may originally have been built as officer quarters for the Union Army by a young Philip Sheridan, before he became a famous general. Mark Twain Watch? The Place: Oregon The grandson of prominent Oregonian Captain Ainsworth wants to know if his watch was a gift from noted American author Samuel Clemens. Prisoner Poem The Place: Salem, Oregon Where did this Revolutionary War poem, recently discovered in an antique trunk, come from? Did the author, an American prisoner of war in England, write it there? If so, where was it for over two centuries, and how did it end up in Oregon?

The Love Dish The Place: Philadelphia, Pennsylvania Was a set of 18th century china emblazoned with hearts and arrows given by the Marquis de Lafayette to Elizabeth Willing, the popular wife of the Patriot Mayor? Rebel Gun The Place: Mercer, Pennsylvania Local lore says this late 18th Century flint-lock rifle was recovered from the hideout of infamous Tory bandit Moses Doan after a raid in 1783. Prison Plaque The Place: Philadelphia, Pennsylvania A recently-found plaque suggests that inmates from Philadelphia's Eastern State Penitentiary were recruited to fight in World War One. Was this an extraordinarily progressive prison or just wartime desperation?