Swallows at San Juan Capistrano - self-directed field trip?

http://www.sanjuancapistrano.net/swallows/

http://swallowsparade.com/parade.html 

Amtrak serves Anaheim-San Juan Capistrano. for $15 each way. Or it's about 30-40 minutes south of Orange off the I-5.

Swallows return March 19, leave October 23. This spring's parade is March 12. They migrate to/from Argentina.