The seven-tiered cascade system known as Tamarind Falls drops 293 meters through a volcanic gorge in the Black River district, each level separated by basalt ledges formed when lava flows cooled at different rates three million years ago. The site carries no official name on government maps; locals in Henrietta village call it Tamarin Falls after the nearby coastal town, though tamarind trees—introduced by Dutch settlers in the 1600s—crowd the upper trail and gave the cascade its English designation. The trail system itself was formalized only in 2009, when the Mauritian Hiking Association cut marked paths through what had been subsistence farmland and wild scrub. Today the falls function as the most accessible multi-tier waterfall system on an island where volcanic topography created more than 100 named cascades. Unlike the single-drop Rochester or Chamarel falls, Tamarind's seven distinct pools allow hikers to descend progressively through elevation zones, each basin reflecting a different mineral composition in its water color—iron oxide stains the third cascade rust-orange, while the fifth runs clear over white quartz intrusions. The trail's accessibility—a two-hour round hike from the Henrietta trailhead with no technical climbing required—has made it the most-booked guided trek on the island, drawing 80,000 walkers annually as of 2025. That volume has not yet required a formal reservation system; the Mauritius National Parks Service maintains free public access to the trail, though it recommends early starts to avoid the midday heat and the tour groups that cluster at the lower cascades after 11 a.m. The canyon ecosystem supports a hybrid forest: native ebony and colophane trees on the shaded eastern slope, invasive guava and Chinese privet on the western ridge, and endemic Trochetia boutoniana—Mauritius's national flower—blooming red along the stream banks between June and September. The trail passes through three distinct microclimates. The upper plateau at 310 meters above sea level is exposed and dry, dominated by sugarcane fields that extend to the trailhead; the mid-canyon zone between cascades three and five is humid and shaded, temperatures dropping five degrees under the forest canopy; the lowest basin, where the seventh fall empties into a 12-meter-wide plunge pool, sits in a natural amphitheater of columnar basalt that channels wind and mist. Most tamarind falls tour groups pause here for swimming—the pool depth reaches three meters at the center, and the water temperature holds steady at 22°C year-round, fed by mountain springs rather than surface runoff.