Round-trip charter air travel between Los Angeles...

Round-trip charter air travel between Los Angeles and Switzerland on Balair, the charter airline of Swissair, will be offered this summer for $590 to $720. For more information, contact your travel agent or call Balair at (212) 581-3411 or TravacTours & Charters toll-free at (800) 872-8800.

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American Airlines will offer two daily nonstops in each direction between Los Angeles and Miami, beginning Monday. The route will be operated with new wide-body A-300 aircraft. For further information, contact a travel agent or call American at (800) 433-7300.

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The birds of Trinidad will be the topic of a free slide show by the Santa Monica Bay Audubon Society at 7 p.m. Wednesday at Santa Monica Public Library, 1343 6th St., Santa Monica. For further information, call (213) 454-9662.

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Trekking in Nepal will be the topic of a free slide lecture by the Los Angeles Geographical Society at 8 p.m. on Friday in Room 101, Franklin Hall, Los Angeles City College, 855 N. Vermont Ave. For more information, call (213) 669-4228.

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Exploring the Australian cities of Perth and Adelaide, as well as the outback, will be discussed in a lecture at 7:30 p.m. on Friday in the Carillon Room, Glendale Federal Savings, 401 N. Brand Ave., Glendale. Admission $5. For information and reservations, call (818) 569-0235.

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A Portuguese language course and tour program in Rio de Janeiro will be the subject of a free slide and lecture presentation at 10 a.m. on Saturday in Room 102, Holmes Hall, Los Angeles City College, 855 N. Vermont Ave. For more information, call (213) 839-8427.

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Boats, water sports equipment and marine accessories will be featured at the Anaheim Boat Show May 10 through 14 at the Anaheim Convention Center, 800 W. Katella. Admission is $5.50 for adults, $2.25 for children 6 through 15, children under 6 free. Hours are Wednesday, Thursday and Friday 3 to 10 p.m., Saturday 11 a.m. to 10 p.m. and Sunday 11 a.m. to 6 p.m. For more information, call (714) 999-8900.

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Writer and photographer Charlene Faris will conduct a two-day travel writing seminar from 9 a.m. to 3 p.m. on Saturday and next Sunday at the Los Angeles Airport Hilton, 5711 Century Blvd. Admission $100 for both days. For more information, call (818) 341-7241.

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Delta Air Lines will begin non-stop service between Los Angeles and San Juan, Puerto Rico, July 1. For more information, contact a travel agent or call Delta (800) 221-1212.

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Pierce College Community Services, 6201 Winnetka Ave., Woodland Hills, will offer a course on travel photography from 9 a.m. to 3:30 p.m. on May 20. Registration $25, plus materials. For further information, call (818) 719-6425.

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Mysteries of the Yucatan will be the topic of a Travel Companion Network slide show at 7:30 p.m. on May 20 in the back room of Bakers Square restaurant, 1819 Ocean Ave., Santa Monica. Admission $10. For reservations, call Patti Zee at (213) 641-0218.

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Elderhosteling at Las Palomas de Taos, N.M., will be the topic of a free lecture at 1 p.m. Thursday in the Burton Chace Park community building, Marina del Rey. For more information, call (213) 306-8111 after 1 p.m.

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Hotel Fiesta Americana/Tijuana will offer an overnight package to Tijuana for the opening of the bullfight season, which begins next Sunday. Price per person for double occupancy is $85 and includes Saturday night dinner, Sunday champagne brunch, shuttle to and from the hotel and the arena and bullfight tickets. For additional information, call (800) 522-1516.

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Discount passes good for air travel within Norway are available on Braathens SAFE and are good for tomorrow through Sept. 30. Passes should be purchased prior to departure from the U.S. Two- and four-flights passes are available at $150 and $200 respectively, plus a $15 per pass processing fee. For further information, contact your travel agent or call (213) 410-9533 or (800) 972-2626.