Pierre Odier will discuss some of Switzerland's most unexpected treasures, such as the archaeological remains under Geneva's St. Peter's Cathedral and the vanishing village of Braggio.
When, where: 7:30 p.m. Monday at Distant Lands, 20 S. Raymond Ave., Pasadena.
Admission, info: Free. RSVP to (626) 449-3220.
The Cabrillo Marine Aquarium is hosting a "Meet the Grunion" program, including a film and an observation of the predicted grunion run.
When, where: Aquarium opens 8 p.m. Tuesday; film is at 9 p.m. Cabrillo Marine Aquarium, 3720 Stephen M. White Drive, San Pedro.
Admission, info: $5 for adults and $1 for seniors, students and children. (310) 548-7562.
An REI expert will discuss climbing Mt. Kilimanjaro and the Marangu Route.
When, where: 7 p.m. Wednesday at the REI store in Tustin, 2962 El Camino Real, and 7 p.m. Thursday at the Huntingon Beach store, 7777 Edinger Ave.
Admission, info: Free. (714) 505-0205 for Tustin; (714) 379-1938 for Huntington Beach.
Glen Van Peski will conduct an ultralight backpacking clinic.
When, where: 7 p.m. Friday at the Adventure 16 store, 11161 W. Pico Blvd., Los Angeles
Admission, info: Free. (310) 473-4574.