Teton Cycle Works. The oldest cycle shop in town offers mountain- and road-bike rentals, sales, accessories, and repairs. 175 N. Glenwood St., Jackson. 307/733-4386. Mar.-Oct.
Teton Mountain Bike Tours. Mountain bikers of all skill levels can take guided half-, full-, or multiday tours with this company into both Grand Teton and Yellowstone national parks, as well as to the Bridger-Teton and Caribou-Targhee national forests. Box 7027, Jackson, 83002. 307/733-0712 or 800/733-0788. www.wybike.com. $55-$125 for half- to full-day trips; multiday trips $379-$400 per day. May-Sept.
Barker-Ewing Scenic Float Trips. Travel the peaceful parts of the Snake River looking for wildlife as knowledgeable guides talk about area history, plants, and animals. Box 100-J, Moose, 83012. 307/733-1800 or 800/365-1800. www.barkerewingscenic.com. $50. May-Sept.
Grand Teton Lodge Company. You can rent motorboats, row boats, and canoes at Colter Bay Marina. 2 mi off U.S. 89/191/287, 5 mi north of Jackson Lake Junction. 307/543-3100, 307/543-2811, or 800/628-9988. www.gtlc.com. Motorboats $25 per hr, rowboats and canoes $11 per hr. Early June-late Sept.
Grand Teton Lodge Company Snake River Float Trips. Choose from a scenic float trip with lunch, or an evening trip with a steak-fry dinner. Make reservations at the activities desk at Colter Bay Village or Jackson Lake Lodge. 307/543-3100 or 800/628-9988. www.gtlc.com. Scenic float $45, lunch float $53, steak-fry float $60. June-Aug.
Lewis and Clark River Expeditions. Get in touch with these folks for an exhilarating wet-and-wild ride or a more leisurely scenic float. 335 N. Cache St., Box 720, Jackson, 83001. 307/733-4022 or 800/824-5375. www.lewisandclarkexpeds.com. $43-$79. Mid-May-mid-Sept.
Mad River Boat Trips. This company leads a variety of white-water and scenic float trips, some combined with breakfast, lunch, or dinner. 1255 S. U.S. 89, Jackson. 307/733-6203 or 800/458-7238. www.mad-river.com. $44-$83. Mid-May-Sept.
Snake River Kayak and Canoe. Get some instruction in the fine art of paddling here, then test yourself on the river. Box 4311, Jackson, 83001. 307/733-9999 or 800/529-2501. www.snakeriverkayak.com. Raft trips $63-$95, 1-day clinics $175-$280, multiday instruction $275-$900. Apr.-Oct.
Triangle X Float Trips. This company offers subdued river trips in Grand Teton National Park, including a sunset supper float. 2 Triangle X Ranch Rd., Moose. 307/733-5500 or 888/860-0005. www.trianglex.com. $48-$58. Mid-May-late Sept.
Exum Mountain Guides. You'll find a variety of climbing experiences here, ranging from one-day mountain climbs to ice climbing to backcountry adventures on skis and snowboards. Box 56, Moose, 83012. 307/733-2297. www.exumguides.com. 1-day climbs $200-$340, climbing schools $105-$170. Year-round.
Jackson Hole Mountain Guides. Mountain climbers get a leg up in the Tetons from this outfit, which offers instruction for beginning to advanced climbers in both rock and ice climbing. 165 N. Glenwood St., Jackson. 307/733-4979 or 800/239-7642. www.jhmg.com. 1-day guided climbs $195-$225, climbing classes $125-$275. Year-round.
Grand Teton Lodge Company. The park's major concessionaire operates guided Jackson Lake fishing trips that include boat and tackle, and guided fly-fishing trips on the Snake River. Make reservations at the activities desks at Colter Bay Village or Jackson Lake Lodge, where trips originate. Colter Bay Marina or Jackson Lake Lodge. 307/543-3100 or 800/628-9988. www.gtlc.com. $130-$375 and up. June-Sept.
Signal Mountain Lodge. A variety of guided Lake Jackson fishing trips leave from the marina here. Teton Park Rd., 3 mi south of Jackson Lake Junction. 307/543-2831. www.signalmountainlodge.com. $65 per hr. Mid-May-mid-Sept.
Colter Bay Village Corral. One- and two-hour rides leave Colter Bay Village for a variety of destinations, and half-day trips -- for advanced riders only -- go to Hermitage Point; some rides include a trailside breakfast or dinner. 2 mi off U.S. 89/191/287, 5 mi north of Jackson Lake Junction. 307/543-3100 or 800/628-9988. www.gtlc.com. Short rides $30-$42, breakfast rides $50, dinner rides $56; wagon rides $30 for breakfast and $40 for dinner. June-Aug.
Jackson Lake Lodge Corral. One-hour trail rides give an overview of the Jackson Lake Lodge area; two-hour rides go to Emma Matilda Lake, Oxbow Bend, and Christian Pond. Experienced riders can take a half-day ride to Two Ocean Lake. Some rides include breakfast or dinner eaten along the trail. U.S. 89/191/287, 1/2 mi north of Jackson Lake Junction. 307/543-3100 or 800/628-9988. 307/543-3143. www.gtlc.com. Short rides $30-$42, breakfast rides $50 ($30 by wagon), dinner rides $56 ($40 by wagon). June-Aug.
Togwotee Mountain Lodge. You can rent a snowmobile here and then ride it on an extensive trail network along the Continental Divide. U.S. 26/287, Box 91, Moran. 307/543-2847 or 800/543-2847. www.togwoteelodge.com. Snowmobile rentals $139-$205 per day. Nov.-Apr.