▪ The Golden Gate Bridge acts as a thermometer in Outdoor Exploratorium—20 new hands-on science and art exhibits that debut around San Francisco on March 13.
(415) 397-5673, exploratorium.edu/outdoor.

▪ The palm-size HYmini Deluxe
wind- and solar-powered charger works with most cell phones, laptops, and iPods. Its builtin battery also recharges with a wall plug or USB source. $75. hymini.com.

▪ Arranged by month and difficulty level, Debbi Preston's 48 Dog-Friendly Trails in California's Foothills and the Sierra Nevada includes helpful tips on dining and parking. $15. 48dogfriendlytrails.com.

▪ At discovercaliforniawine.com, plan wine tours and search for wineries by region, wine varieties made, and amenities.

▪ Monte Cristo's Castle, Nevada's newest state park, 35 miles west of Tonopah, offers unusual rocks, views of the Crescent Dunes, and access to the Toiyabe Crest Trail. fomcc.info.

▪ Portland Saturday Market reopens February 28 in a larger site at Waterfront Park. Find 260 vendors of crafts, clothing, furnishings, and food. (503) 222-6072, saturdaymarket.org.

▪ This April, Washington County, Ore., uncorks the Vineyard & Valley Scenic Tour Route, a 50-mile loop outside Portland that links parks,
u-pick farms, stands, and wineries. visitwashingtoncountyoregon.com.

▪ Backcountry Roads Idaho by Lynna Howard has 30 maps, GPS coordinates, descriptions, and 114 color photographs by Leland Howard. $28. (800) 657-6465, caxtonpress.com.

▪ Bargain Vancouver, B.C.: More than a dozen hotels are offering three nights for the price of two until March 31. (877) 826-1717, tourismvancouver.com.

▪ The exhibit Echoes of Eastern Montana: Exploring Community History, at the Western Heritage Center in Billings, Mont., reflects on 20th-century life along the Yellowstone River through stories of ranchers, Crow tribal leaders, and railroad workers. Opens March 19.
(406) 256-6809, ywhc.org.

▪ The Fremont County Pioneer Museum in Lander, Wyo., reopens by Memorial Day in a new building with 10,000 square feet for displaying artifacts from the Wind River valley’s Native inhabitants and early settlers. fcpm.org.

▪ Camping Alaska: A Guide to 300 of Alaska’s Best Campgrounds, by Montana Hodges, leads RV and tent campers to top sites, from Arctic tundra camps to seaside dunes. Available May 19. $20. (888) 249-7586, globepequot.com.