HORNBLOWER CRUISES—Daily scheduled one- and two-hour narrated tours of San Diego Bay. Nightly dinner-dance cruises, Sunday brunch cruises and private charters available. 1066 N. Harbor Drive, Broadway Pier, Embarcadero, 619.686.8700. Map Q14

UNIVERSO BAJACALIFORNIANO—Tours exploring the natural beauties of Baja California. Prescheduled and custom itineraries available. 52.646.178.22.32.

BALBOA PARK—Discover Balboa Park with free tours about history, architecture, horticulture and botanical gardens. Call for scheduled times and days. Visitors Center, House of Hospitality, 1549 El Prado, Balboa Park, 619.239.0512. Map P17

BAJA CALIFORNIA TOURS—Day trips to Tijuana, Rosarito and Ensenada. Hotel pickup available. 858.454.7166.

BIPLANE, AIR COMBAT & WARBIRD ADVENTURE—Gentle or thrilling coastal biplane rides for two, you-fly-it air combat, loops and rolls in a WWII warbird. 2016 Palomar Airport Road, Carlsbad, 760.930.0903. Map U23

CITYPASS—Discount combo packages for the San Diego Zoo, SeaWorld, Universal Studios Hollywood, Disneyland and Disney’s California Adventure. 888.330.5008,

CLASSIC SAILING ADVENTURES—Afternoon and sunset sails for two to six passengers. Plus, whale-watching. 2051 Shelter Island Drive, San Diego, 619.224.0800. Map K9

CONTACTOURS AND CHARTER SERVICES—Daily scheduled tours of all attractions in San Diego and Mexico. Charter minibuses, fully equipped 47/49-passenger coaches. 1050 N. Harbor Drive, downtown, 800.235.5393. Map Q15

CORONADO HISTORICAL ASSOCIATION TOURS—Coronado history and architecture walking tours, Wed. at 2 p.m., Fri. at 10:30 a.m. Reservations recommended; Hotel del Coronado walking tours, Sat. and Sun. at 2 p.m. Reservations required. 1100 Orange Ave., Coronado, 619.437.8788. Map L11

HOTEL DEL CORONADO—Walking tour around the Hotel del Coronado and neighborhood. Tues., Thurs. and Sat. at 11 a.m. Meet at Glorietta Bay Inn, 1630 Glorietta Blvd., Coronado, 619.435.5993. Map L11

CORPORATE HELICOPTERS OF SAN DIEGO—Breathtaking views of San Diego featuring La Jolla, Mission Bay and the San Diego skyline from the comfort and ease of a private helicopter. 3753 John J. Montgomery Drive, No. 2, Montgomery Air Field, 800.345.6737. Map H11

DESTINATION TEMECULA—Excursions to Temecula Valley’s Wine Country including wine tastings, complimentary glass of wine and lunch. Pickup/drop-off at your door, any size group. 28475 Old Town Front St., Temecula, 800.584.8162. Map A2

GASLAMP QUARTER HISTORICAL FOUNDATION—Two-hour walking tour of the Gaslamp Quarter, Saturdays at 11 a.m. Private tours available for six or more. $8–$10. 410 Island Ave., Gaslamp Quarter, 619.233.4692. Map R16

HELGREN’S—Daily 1/2– and 3/4–day sportfishing trips. 315 Harbor Drive S., Oceanside, 760.722.2133. Map S22

HORNBLOWER CRUISES—Daily scheduled one- and two-hour narrated tours of San Diego Bay. Also features whale- and dolphin-watching cruises, dinner cruises, yacht charters and weddings. 1066 N. Harbor Drive, Broadway Pier, Embarcadero, 619.686.8700. Map Q14

JADA CLASSIC YACHT—Daily sails on a classic 1938 wood sailing yacht, including sunset dinner cruises. Private charters available. Marriott Hotel Marina, Gate 1, 333 W. Harbor Drive, Embarcadero, 619.236.9211. Map R15

LITTLE ITALY WALKING TOURS—A three-hour walk through one of San Diego’s most charming, storied neighborhoods. 760.736.1138. Map P15

OLD TOWN TROLLEY TOURS OF SAN DIEGO—Narrated sightseeing tour features the best of San Diego and Coronado. On- and off-boarding privileges. Call for nearest pick-up point. Tour of Patriotism (Tues. only) explores the Marine Corps Recruit Depot, taking passengers off-land and into the water in the “SEAL” (sea and land) vehicle. Call for reservations, 619.298.8687.

ORION SAILING CHARTERS—Daily cruises on San Diego Bay. Charters available on 64-foot 1934 classic sailing vessel. Sheraton Harbor Island East, 1380 Harbor Island Drive, Harbor Island, 619.574.7504. Map P13

SAIL SAN DIEGO—Enjoy San Diego Bay on afternoon and sunset sails for one to six passengers. Snacks and drinks included. 955 Harbor Island Drive, Sun Road Marina, Harbor Island, 619.297.7426. Map P14

SAN DIEGO CHINESE HISTORICAL SOCIETY—Walking tour of the Asian Pacific Historic District, downtown San Diego. Second Saturday of each month, 11 a.m. Reservations required. $2. San Diego Chinese Historical Museum, 404 Third Ave., downtown, 619.338.9888. Map R16

SAN DIEGO HARBOR EXCURSIONS—Daily scheduled one- and two-hour narrated tours of beautiful San Diego Bay. Nightly dinner dance cruises, Sunday champagne brunch, water taxi and private charters available. 1050 N. Harbor Drive, Broadway Pier, Embarcadero, 800.442.7847. Map Q14

SAN DIEGO SCENIC TOURS—Daily scheduled tours of attractions in San Diego and Mexico. Charter minibuses, fully equipped 47/49 passenger coaches. 858.272.8687.

SEAL TOUR—A unique amphibious tour of San Diego Bay and its environs. Departs daily from Seaport Village. 619.298.8687. Map Q15

UNIVERSO BAJACALIFORNIANO—Tours exploring the natural beauties of Baja California. Prescheduled and custom itineraries available. 011.52(646)178.2232.

URBAN SAFARIS—Walkabouts of San Diego’s unique neighborhoods, including the Gaslamp Quarter, Hillcrest, University Heights, South Park, Ocean Beach and Bankers Hill. Weekends or by appointment. 619.944.9255.

WHERE YOU WANT TO BE TOURS—Walking and biking tours, including Pacific Beach’s Surf and Tiki Walking Tour and the Downtown/Big Bay/New Ballpark Tour. Workout power walks also offered. 619.917.6037.

XPLORE OFFSHORE—Variety of personalized ocean-rafting experiences aboard Navy SEAL-style boat—including high-speed sightseeing, snorkeling and evening cocktails at waterfront venues. 858.456.1636.