Explore the thriving Sonoma area with this passport for two, featuring special offers at over 70 locations from Petaluma to Cloverdale.

Go stargazing indoors, experience a near-real-time interactive animation of the sun, check out the giant outdoor telescopes, and get a glimpse into an astronaut's life at the Chabot Space & Science Center with these membership options.

Flytographer puts you in front of the camera, not behind it.

Aquarium of the Bay houses more than 20,000 aquatic creatures; Travelzoo members praise their visits as "fantastic," "fun" and "great for kids."

Ski Fest passes include admission to a ski and board festival, lift tickets, plus save on new gear.

California's Great America transforms into a frightfest for Halloween Haunt this fall.

The Priority Wine Pass features special offerings at more than 400 wineries, from San Diego to Napa to Woodinville, Washington. Get a yearlong pass for $39.

Priority Pass membership costs less than day passes to major airline lounges.

Race around an autocross course in an exotic car for 50% off at this northern California track.

Soak in the beautiful fall foliage views of the Napa River while learning about this historical region with Enjoy Napa Valley, which earns a perfect 5 stars on Yelp.

Travelzoo members can't recommend LTF Adventures enough, with one member describing driving the "finest cars in the world" through a "beautiful" setting as one of the best adventures of his life.

Save 50% on a Madame Tussauds San Francisco package that includes entry and a souvenir wax hand.

Cruise past Alcatraz and soak up sights of San Francisco with a 60- or 90-minute Blue & Gold Fleet cruise, which earns 4 stars on TripAdvisor from over 900 reviews.

No need to plan ahead. Visit the park any day it's open through Oct. 27 with this offer.

Grab a friend and paddle around Pillar Point Harbor in a single or double kayak or on stand-up paddleboards for half the regular price.

Harvest Card provides savings on dozens of Wine Country experiences, from free tastings to exclusive hotel discounts. With this card, two can visit these Sonoma County partners anytime through the end of 2020.

Spend a day at the races in the Turf Club, on the top level of the Grandstand, saving over 35% with this exclusive deal at Golden Gate Fields in Berkeley.

Save 50% on a wine passport for two in Napa, good for complimentary wine tastings and discounted wine purchases.

Hop on a motorized version of San Francisco's famous cable cars and explore the city on this guided tour -- the only one of its kind in the area.

Explore the thriving Sonoma area with this passport for two, featuring special offers at over 65 locations from Petaluma to Cloverdale.

Experience the picturesque nature of the Napa River like never before -- by way of a traditional Venetian gondola. These private trips are great for couples or the whole family.

Save up to 50% on combined gate prices to some of SF's top attractions with a San Francisco Explorer Pass.

Save on tickets to movie theaters nationwide including AMC, Regal and Cinemark.

This pass covers top attractions in San Francisco.

Williamson Wines in downtown Healdsburg earns a 96% approval rating from Travelzoo members -- "perfect pairings with food and generous wine pours," one member describes.

Set off on the bay with your choice of sails this summer: Learn about marine wildlife on a morning outing or catch an iconic sunset.

Hit the streets of San Francisco with prepaid admission to major attractions already in your pocket from the Sightseeing Pass, which saves up to $55 on combined door pricing.

Save more than 50% on a spooky, fun San Francisco Dungeon package that includes entry and a souvenir guidebook.

Pedal through the streets of San Francisco and explore the city's historic neighborhoods with an all-day bike rental or guided bike tour.