A 1962 and 1963 Mercury Atlanta number 8 and number 9 archive; a Rasht horse cover that was made circa 1875; a purple sapphire ring.

A collection of critters and creatures including a Colima pottery dog circa 200 BC to 200 AD; a bat-decorated Qing-period jade basin; and an Edgar Brandt "La Tentation" snake lamp.

A rag doll named Chucky; a Leonora Carrington painting; a "Bride of Frankenstein" pressbook.

Items with a connection to Latin American history and culture include one with an updated appraisal of as much as $2.2 million, the highest-valued item in the "Antiques Roadshow" archive.

An Asscher-cut diamond ring; a Maynard Dixon painting; a San Francisco Seals-signed baseball.

An Austrian "Naughty" cat bronze circa 1900; a Margaret Mitchell archive; a Cartier diamond ring circa 1940.

An Edgar Allan Poe daguerreotype; a Teco collection circa 1905; a 1907 Frank Lloyd Wright archive.

A 1908 Chicago Cubs presentation piece; a Tiffany & Co. gold necklace; a 1904 Henry Woods oil.

Updated appraisals from 1998, including a treasure with an estimated value that should go somewhere between $70,000 and $90,000.

A wedding dress circa 1798; a 1912 Ivan Khlebnikov jewelry casket; a George William Sotter oil.

Bill Graham handbills; a Galle Marquetry vase circa 1900; art deco travel posters.

A Tiffany & Co. sapphire and diamond ring; a Boston bureau table circa 1770; M.C. Escher lithographs.

Items include a Fabergé jade snuff bottle made around 1890, Basquiat oil stick drawing, and General Wharton Civil War archive.

Items include a diamond pin sway, a Rohmer doll, and Tiffany vases.

In Green Bay, items include a Belle Epoque diamond necklace from about 1915, 1952 and 1954 baseball cards, and Cheyenne cradleboard made around 1895.

Items include a Renaissance-revival poison ring from around 1875, a 1939 Union Pacific premiere banner, and a Harry Bertoia spray sculpture made around 1965.

Items include a 1967 Green Bay Packers "Ice Bowl" sign, a 1636 Rembrandt "Christ Before Pilate" etching, and an 1849-1850 Gold Rush diary.

Uncover West Coast wonders such as a Pablo Picasso "Grand Oiseau Vert" pot, an Ottoman zarf made around 1875, and a Tiffany Studios "Bookmark" desk set from around 1924.

Take a passage to Portland to learn more about antique and vintage items like a 1942 Oregon State jacket and Rose Bowl trophy, a Ming Dynasty celadon bowl, and Evel Knievel leathers from around 1967. Can you guess which item is valued for up to $100,000?

On this episode, travel to the City of Roses for fantastic finds such as "Heller in Pink Tights" movie credits; a mid-century modern Eero Saarinen Womb settee; and a Lincoln-inscribed photograph from about 1860.

On this episode, meet ROADSHOW in St. Louis to search for vintage and antique treasures, including a 1920 Grace Ravlin oil painting; a Michael Jackson-signed fedora and photo from around 1990; and a Tiffany GMT-Master Rolex, ca. 1963

A Rookwood Shirayamadani black opal vase from 1927; an Elijah Pierce preaching stick; an Ozark Air Lines poster circa 1960.

A 1901 "Longest Bearded Man" banner; a 1602 Adam Islip-published book of Chaucer's complete works; a 15th-century Chinese Bodhisattva gilt bronze.

An Andy Warhol portrait by Jamie Wyeth, circa 1975; a Chinese gold-splashed bronze wine vessel circa 1795; a 1904 Smith & Son tourbillon pocket watch.

"Blade Runner" set decoration; Agnes Martin mixed-media abstractions circa 1955; feather golf ball circa 1840.

A diamond bracelet and a Van Cleef & Arpels diamond ring; Mardi Gras Comus Krewe parade float watercolors from 1892; Keith Haring subway graffiti art circa 1980.

The 1963-1968 NASA archive of U.S. Air Force Col. Pearl Tucker; a painted "Bucher" box circa 1800; Randy Gumpert baseball archive.

Charles "Heinie" Wagner Red Sox archive; Carl Schweninger oil painting circa 1850; a 1975 "Yellow Submarine" jacket made for Karen Carpenter.

Celebrate Roadshow's new season with a first-time visit to Harrisburg to search for treasures including a Pennsylvania Dutch coffeepot from around 1880, an 1892 H. F. Farny watercolor & gouache painting, and a René Lalique necklace. Which is valued at $200,000-$300,000 during an emotional appraisal?