Actor Sean Hayes; the Grateful Dead and John Mayer; the deadly shark attacks that inspired Jaws (1975); the musical "Hamilton"; the many ways Broadway actors learn their lines; the Great Sand Dunes National Park.

The price of prescription drugs; museums featuring fashion as art; comic Tig Notaro; artist Duke Riley uses LED lights to turn a flock of homing pigeons into art; radio host Garrison Keillor; the set of "Outlander."