In which a Disneyland-trained dreamer invents a new art form with the help of a cookie entrepreneur and a jellybean innovator, and Ken has a theory about the worst balloon vendors. Certificate #32691.
In which an inescapable awards-season acronym is jump-started twenty-five years earlier by an eccentric TV cop actor and a pop reference book, and John's family would like to kick in hotel room doors. Certificate #42952.
In which an Atlanta pastor changes his name after a very inspiring visit to Germany and begins an American civil rights dynasty, and Ken gets to make a chart. Certificate #45274.
In which scientists and paranormal investigators puzzle over a string of mysterious deaths beginning with a "dull and heavy" Italian countess, and John learns about the peat of the Maldives. Certificate #40714.
In which British investors power the Industrial Revolution with arguably too many waterways for the nation's barges, and Ken thinks escalators are not cheating. Certificate #27217.
In which a solar storm in 1859 leads to eye-popping auroras and a harboring of technological doom, and John compares gold pan and pizza sizes. Certificate #54094.
In which the childhood Christmas tradition of two Georgia twins becomes a cultural tug-of-war over surveillance psychology, and Ken is going to buy a light blue tree. Certificate #45509.
In which astronauts and cosmonauts smuggle sandwiches, golf clubs, harmonicas, collectibles, and ashes into orbit, and John wants to blow bubbles on the Moon. Certificate #54825.
In which a Cantonese restaurant in San Franciscos's Chinatown spreads American revolving-table technology worldwide, and Ken wonders how long it takes to get sick of a musician in your spare bedroom. Certificate #43576.
In which ancient sorcery, changeling myths, and Edwardian fads combine to create America's only homegrown childhood rite of passage, and John's dentist turns teeth into boats. Certificate #19230.
In which telephone users once had access to a surprising array of helpful and informative services, and Ken got rid of his landline to spite Al-Qaeda. Certificate #26038.
In which an ancient linguistic and religious practice becomes a jaunty, ambulatory musical form before falling into decline, and John does not want to see condors in a hospital. Certificate #45133.
In which centuries of sterilization-happy doomsayers fail to predict a game-changing revolution in wheat, and Ken thinks Pakistan wants John to clean out his fridge. Certificate #2037.
In which dozens of national sleeping guys with long beards wait in caves for their countries to need them again, and John thinks Tom Cruise should not be in a courtyard. Certificate #53610.
In which conservative Sun Belt retirees and progressive urbanists agree on a nostalgic but radical revolution in city design, and Ken does a Norman Rockwell impression. Certificate #34959.
In which a Thracian slave from two thousand years earlier becomes a proletarian role model and Communist sports hero, and John prefers action stars with boogers. Certificate #37084.
In which the long war between alternating and direct current produces power outlets that multiply nto a dizzying world of configurations, and Ken needs a grounding prong. Certificate #29673.
In which Scottish clans each choose a distinctive plaid based on a romantic Highland history that didn't really happen, and John takes a hard hit while playing Frisbee in a skirt. Certificate #26624.
In which a constitutional change finally happens after a two-hundred-year delay just to spite one Texas poli sci professor, and Ken likes it when scriveners get away scot-free. Certificate #43079.
In which the toy market is revolutionized by a faddish stuffed animal that would be priceless today if it hadn't disappeared, and John buys the concept of a rabbit. Certificate #24398.
In which the great Mediterranean civilizations of the late Bronze Age collapse virtually overnight due to some mysterious visitors, and Ken knows a lot about white broccoli. Certificate #9795.
In which Melanesian eco-revolutionaries fight off helicopter gunships with literal slingshots and homemade diesel, and John makes a shocking announcement about all scientists. Certificate #54146.
In which a curd-heavy side from central Quebec belatedly becomes the national dish of a land with no real national cuisine, and Ken learns so much about Sacramento culture. Certificate #30037.
In which a secret society of plucky Civil War veterans hatches a plan to return Ireland to the Irish by—wait for it—invading Canada, and John doesn't think the people who sold him wine coolers actually exist. Certificate #12129.
In which even the most hated typeface in the history of desktop publishing has its defenders, and Ken isn't sure why he owns cargo shorts. Certificate #54861.
In which a flirty but forgotten Tin Pan Alley song leads to the first great moral panic in pop music history, and John sneakily borrows someone else's shanty town. Certificate #12960.
In which a state politician's lack of badminton equipment leads to the invention of the hottest sport of the 21st century, and Ken is slightly present. Certificate #42131.
In which researchers squabble for centuries about the secret ingredient that made one Cremonese craftsman the greatest musical instrument-maker of all time, and John seasons guitars under a bus. Certificate #36611.
In which a king agrees to hand over his seventh-best island in the hopes of creating a haven for his native Hawaiian language and culture, and Ken does not want to greet Zach. Certificate #43273.
In which the last universal physicist demonstrates to his students that ballpark estimates in math can be as powerful as precision, and John isn't sure if Romanians can count tomatoes. Certificate #46480.
