Tropical Refresher

Tropical Refresher, or Sparkling Waters-2, is the second course of Sparkling Waters in New Super Mario Bros. U. It is unlocked via completion of Waterspout Beach, and its own completion unlocks a green Toad House and Giant Skewer Tower.

Layout
The level begins on a beach area with some wooded platforms and a Warp Pipe leading underwater. Multiple red Warp Pipes are found, along with a yellow Warp Pipe that can be pushed to cause coins to appear. Big Cheep Cheeps are found, along with a ? Block. A Blooper is found, along with more Big Cheep Cheeps. Some moving Warp Pipes are found, with an Urchin in between them. More Big Cheep Cheeps, a Blooper, and yellow Warp Pipes that can be pushed. A pit with a current leading into it is found, and Big Urchins, Urchins, Big Cheep Cheeps, and Cheep Cheeps are in the areas above. Before the Checkpoint Flag, another group of Big Cheep Cheeps. Another pit with a current is found, surrounded by Warp Pipes and Big Cheep Cheeps. More Big Urchins are found, one of which is above a Warp Pipe. The Warp Pipe leads to a ? Block containing a Super Star, two Urchins, and a Big Urchin. A line of Big Urchins is found in the main area. In an area with an incline, Big Cheep Cheeps and Bloopers are encountered, with a Spiny Cheep Cheep near the top. A Blooper is found at the top next to a Warp Pipe, which leads above the water and to the Warp Pipe.

Star Coins

 * Star Coin 1: Sliding up a red Warp Pipe behind a group of three Cheep Cheeps.
 * Star Coin 2: Between two Big Urchins is a hidden wall with a ? Switch in it. The player should hit it to make the second Star Coin fall near one of the Urchins. It appears random which of the Big Urchins it falls closer to
 * Star Coin 3: Near the end of the course is a green Warp Pipe beneath a Big Urchin. Invincible Mario or any form except Super Mario and Small Mario are required to get pass the Big Urchin within that guards the final Star Coin.

Enemies

 * Cheep Cheeps
 * Big Cheep Cheeps
 * Spiny Cheep Cheep
 * Bloopers
 * Urchins
 * Big Urchins

‎Names in other languages
Tropische Tiefen