- Comal River -
Locals proclaim the Comal River the longest shortest river in the world this is probably because the Comal is the shortest navigable river in the Texas and is entirely within the city limits of New Braunfels. The Comal begins at Comal Springs in Landa Park and flows 2.5 miles until its junction with the Guadalupe. The Comal is a popular destination for tubing, kayaking and conoeing.