The rolling hills that surround Antigua make for great mountain biking. Local agencies rent bikes as well as equipment like helmets and water bottles.
Mayan Bike Tours offers trips ranging from easy rides in a morning or afternoon to more challenging treks taking in the highlands and lasting several days. 1 Av. Sur 15, Antigua, Sacatepéquez, 03001. 7832–3383. www.guatemalaventures.com.
Old Town Outfitters caters to a backpacker crowd, but its trips are suitable for people of all ages. It also offers volcano hikes and rock-climbing excursions. 5 Av. Sur 12, Antigua, Sacatepéquez, 03001. 7832–4171. www.adventureguatemala.com.