Ruth and Abby, the national park’s 1850s ladies, will take you on a lantern tour featuring the “Down and Dirty by Twilight” for AHA! night on Thursday night, October 11. This month’s AHA! theme is “Naughty and Notorious. ” The tour will leave from New Bedford Whaling National Historical Park’s visitor center, downtown New Bedford, at 6:30 PM sharp, and is available on a first-come, first served basis. As always, admission is free.