Tufa Terrace

Overview

A short, paved wander behind Bathhouse Row, the Tufa Terrace Trail showcases steaming hot-spring flows pouring over pale, spongy rock—tufa—right next to town. It’s one of the easiest places to see the park’s geothermal story in action without leaving Central Avenue.

What You’ll See

• The Hot Water Cascade spilling over grey, porous ledges, often wreathed in steam on cool days.
• Broad blankets of tufa that have built up where mineral-rich water cooled on the slope.
• Interpretive signs that connect what you’re seeing with the park’s geology and human history.

Geology, Fast and Fascinating

Rain sinks deep into the folded and faulted Ouachita rocks, heats up thousands of feet underground, then returns to the surface around 143°F. As that hot water cools and degasses, dissolved calcium carbonate drops out and builds the light‑gray, sponge-like stone called tufa. You’re literally watching rock form here—algae can even tint fresh deposits near warm flows.

Route Basics

It’s about 0.3 miles one way, paved with some stairs and steeper bits, connecting Arlington Lawn and the Hot Water Cascade with the Grand Promenade. Expect a 15–30 minute meander, or make a longer loop on connecting downtown trails.

Nature Notes

Look for limestone-loving ferns clinging to moist ledges and colorful algae where warm water seeps. In cool weather, the steam effects are dramatic and photogenic.

Best Time to Visit

Early morning or later in the day tends to be calmer and cooler, with softer light for photos. Weekends can feel busier around midday and early evening; weekdays are generally mellower. Open hours are generous (early to late), so you can time it around crowds and heat.

Safety & Etiquette

The thermal water is very hot—admire from designated areas only. Surfaces near the cascade can be slick with algae; keep kids and pets close, and stay on the paved path to protect the delicate, still-forming tufa.

Make It a Mini-Loop

Pair Tufa Terrace with a stroll along the Grand Promenade and a stop at the Fordyce Bathhouse museum for a tidy, in-town sampler of geology, history, and spa culture.