This place is a definite "must see and experience" destination: Four passes to the Academy of Science in Golden Gate Park in San Francisco. Passes expire 4/13/14.

"The California Academy of Sciences is a multifaceted scientific institution committed to leading-edge research, to educational outreach, and to finding new and innovative ways to engage and inspire the public."

"The Academy's mission - to explore, explain and protect the natural world - extends to all corners of the institution; from a research expedition in the highlands of Papua New Guinea, to a teacher training program in a California classroom, to an interactive game on the museum exhibit floor." -calacademy.org