Starting Saturday at 9 a.m., the Ninth Annual LBJ 100 Bicycle Tour will be held at the LBJ Ranch near Stonewall.
The ranch gate opens at 7 a.m.
The LBJ 100 has grown from 400 riders in 2008 to about 1,500 riders last year.
The ride begins and ends on the LBJ Ranch airstrip with routes of 10, 30, 42 and 62 miles.
The tour route takes riders on country roads and past historic landmarks that figured prominently in American and Johnson family history.
At 2 p.m., Luci Johnson will guide a bicycle tour around the ranch.
Registration fees are currently $50 per person. Family rates are available.