There are two events today (Oct. 5) at the New Orleans Pharmacy Museum, 514 Chartres St. Promising a market and exhibition of “the strange and unusual,” the Fall Oddities Emporium will take place from 10 a.m. to 4 p.m. in the museum’s courtyard. Admission is free. At 10 a.m., the first of several seasonal “Mostly Ghostly: Spirited Guided Tours” of the museum will take place. pharmacymuseum.org .

At 6 p.m. Tuesday (Oct. 7), Friends of the Cabildo will present a virtual member lecture titled “The Devil’s Own Purgatory: The United States Mississippi River Squadron in the Civil War” by Robert Gudmestad. friendsofthecabildo.org .

The Hermann-Grima & Gallier Historic Houses present a virtual event by Emily Clark at 7:30 p.m. Wednesday (Oct. 8) titled “Spirits of New Orleans: What the

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