Water-oriented vacations, including houseboats, will be featured...

Water-oriented vacations, including houseboats, will be featured at the 20th annual Anaheim “Boat Lovers’ Boat Show,” Wednesday through next Sunday at the Anaheim Convention Center, 800 W. Katella Ave., Anaheim. Hours are 3 to 10 p.m. Wednesday, Thursday and Friday; 11 a.m. to 10 p.m. Saturday, and 11 a.m. to 6 p.m. Sunday. Admission $4.95 adults, $2.25 for ages 6 through 15. Free for children under 6. For more information, call (714) 999-8900.

French for travelers will be taught by Nancy Michel Van Meter over six weeks on Tuesdays, 7 to 9:30 p.m., April 5 to May 10, at Rolling Hills High School, corner of Hawthorne Boulevard and Silver Spur Road, Palos Verdes Peninsula, under the sponsorship of Los Angeles Harbor College Community Education. Fee $34. For more information, call (213) 518-3510.

Religion in Japan will be the subject of a lecture by Margaret H. Dornish, associate professor of religion at Pomona College, at a meeting of the Asia Society from noon to 1 p.m. on April 6 at Level C, Arco Plaza, 505 S. Flower St. Admission free. For reservations and more information, call (213) 624-0945.

Snorkeling and scuba diving and the exploration of the beaches, villages and temples of Bali will be the subject of a slide show presented by Norm Cole, biology professor at Orange Coast College, at 6:30 p.m. April 6, at the college, Administration 108, 2701 Fairview Road, Costa Mesa. For more information, call (714) 432-5738.

“In the Footsteps of the Pharaohs--Egypt and the Nile” will be the subject of a slide-lecture by photographer Mort Loveman, 1 to 2:30 p.m. April 7 at Roxbury Recreation Center, Roxbury Memorial Park, 471 S. Roxbury Drive, Beverly Hills. Admission free. For more information, call (213) 550-4761.

A slide-lecture on cruising the Amazon River and West Indies will be presented by the Los Angeles Geographical Society, Los Angeles City College, at 8 p.m. April 8 in Franklin Hall 101, Los Angeles City College, 855 N. Vermont Ave. Admission free. For more information, call (213) 669-4228.

Thailand will be the subject of a slide-lecture by Maps to Anywhere Travel Bookstore at 2 p.m. April 10 at the store, 1514 N. Hillhurst Ave., Hollywood. Cost $5. For reservations and more information, call (213) 660-2101.

Joan Follendore, a travel writer and instructor, will teach a course on “Travel Writing Pays in Many Ways,” 10 a.m. to 4:30 p.m. April 16 at the Real School, Long Beach. Cost is $39. For more information and enrollment, phone (213) 495-1175.

A summer’s eight-festival season sponsored by Exposition Planners, June 30 to Sept. 5, will be held in Hunter Mountain, Hunter, N.Y. For more information and schedule of events, contact Exposition Planners, Bridge Street, Hunter, N.Y. 12442, phone (518) 263-3800.