Photos from Looking Up: From the Treetops to the Stars, July 19, 2013
Arborist Jan Scow interprets a coast live oak during Pasadena Memorial Park tree walk.
Attendees learn about a Deodar cedar tree beside a memorial honoring the second location (1890-1927) of the Pasadena Public Library.
Librarian John Grula describes signed photo of science luminaries, in the library at Carnegie Observatories main offices in Pasadena.
Attendees admire the Carnegie Observatories library, under the watchful gaze of a portrait of famed astronomer George Ellery Hale.
Hard at work on something awesome, in the Carnegie Observatories machine shop.