la: add Water for Elephants, El Matador beach, Lucas Museum options

Claude-Session: https://claude.ai/code/session_01SQPbfX7jyTALGYxJw36hbT

days/2026-09-28.md

@@ -7,3 +7,5 @@
 > Menu: [`la_sights.md`](../la_sights.md)
 
 - TBD
+- *Optional:* **[Lucas Museum of Narrative Art](https://lucasmuseum.org/)**, Exposition Park — 10 AM–5 PM, timed tickets. Monday only (closed Tue)
+- *Optional:* **[El Matador State Beach](https://maps.app.goo.gl/E7MMVFwEFx1FxWei7)**, Malibu — ~1 hr via PCH; sunset. As a group or solo