Running
Major contests include the Grand Pacifico Marathon in Mazatlan (matharthon, half marathon, 10K and 5K), Los Cabos half Marathon in Cabo San Lucas (located in Baja California) and the XXVI Marathon International in Guadalajara. A high-altitude scenic run, for seriously fit runners only, is available on the El Ocotal trail near Mexico City.
Surfing
Winter storms stir up the waters off Baja for excellent surfing. Matanchen Bay, Salina Cruz Oaxaca, Punta de Mita, Playa Troncones, Scorpion Bay and Sayulita all offer guided surf tours and locations for solo surfing adventure.
Climbing
Hike among the ancient temples in the state of Guerrero or rock climb at El Potrero Chico (Hidalogo, Nuevo Leon), El Salto, La Huasteca, El Gigante and Pericos (Valsequillo, Puebla). All difficulty levels are available, from beginner to expert free-climb soloist. Tours and instruction are available at many of the climbing locations.
Whale Watching
Baja California provides excellent vantage points for viewing the twice-annual whale migration. Boat companies in Rosarito and Ensenada offer charter packages during the fall and spring migrations.
Birding
Mexico is home to numerous migratory bird routes. The states of Sonora and Guanajuato offer special tourist packages for birders.
Hiking
The state of Queretaro, located outside Mexico City, has many natural trails perfect for hiking. Puerto Vallarta, located in Jalisco, offers hiking in the rain forest. The state of Nuevo Leon has numerous trails for exploration of caves and wildlife.