![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjDdNQQk331Dba6eqnTIj01ccgU49fOgsaf8aUFtDZfRCNg0WVaKddl0MJE3H7uCvMZOyuHkPGGIANrbupaO5xojUHwCxXApFYuJIM2U2JOZRBC1cGOMlqAAesQvQ24c4iYkS-cWc5fXCg/s320/13227846_10209767480449744_118178059788369123_o.jpg)
She even got some of the famous Tillamook ice cream, but was careful not to spill any on her precious shirt!
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh8PV-XEPTpqwjzkit5i5fswIXuPmtShbD15I2i_1MRDirq_GwqgZxBdP6V5Z3XwIUH9MkvMPriMeZKn0a70YzU-qrRaMyaPZ-HkkT6sELznZ486S7O7qSmWyzxc6saXUic2Kg2x-E1Deg/s320/13115932_10209767480529746_9191542980882075741_o.jpg)
Elizabeth has more travels coming this summer, so I'm looking forward to more Hergert Numbers shots from around the world!
Points where f"(x)=0 or f"(x) is undefined. Spread the word!