Troves of supernatural tales brought to the state over the generations come to life at this always spooky Halloween event. Visit oldworldwisconsin.wisconsinhistor y.org.

A 90-minute walking tour of downtown Lake Geneva – focusing on mysteries and scandals – departs from the Riviera. For tickets, call (262) 248-1888...

A 90-minute walking tour of Lake Geneva’s historic Oak Hill cemetery. 6 p.m. For tickets, call (262) 248-1888 or visit blackpointestate.wisconsinhistor y.org.