William Hammond Hall and John McLaren are the names that come to mind when talking about how Golden Gate Park was created, but let us introduce you to the Quigleys, who were in charge of much of the construction in this classic episode.

Nicole & Arnold visit 834 Irving Street to look back at the fascinating people and their businesses there from its early days as a grocery store to today's Blackthorn Tavern.

Academy Head Librarian Rebekah Kim again joins Nicole & Arnold to finish the lengthy history of the California Academy of Sciences.

It is one of San Francisco's oldest institutions. Nicole & Arnold reveal the long history of the California Academy of Sciences with its head librarian, Rebekah Kim.

Today's Planetarium at the California Academy of Sciences features the latest state-of-the-art digital technology. But when the Morrison Planetarium was built in 1952, it featured an optical star projector.

Did you know there was a cartoonist collective in the Sunset? Nicole talks with Kevin Brady about growing up in San Francisco and how he got started in art.

Did you know that Craigslist, the classified ad website, got its start on the West side? Nicole talks with Craigslist founder Craig Newmark about how it all happened.

USF sits atop Lone Mountain now, but Nicole & Arnold tell the story of the first school there, the ground-breaking San Francisco College for Women.

Judi Leff & Joseph Amster join Nicole & Arnold to explore the fascinating histories of some San Francisco animals.

Golden Gate Park has both natural and man-made lakes. Nicole & Arnold look at the history of the Chain of Lakes which are a little bit of both.