Look up.

SIGHTSEE
Tom Fruin’s Watertower
What: Brooklyn’s skyline gains a colorful addition in the form of the local artist’s behemoth sculpture made of scrap plexiglass salvaged from around the city.
Why: Score prime views from Brooklyn Bridge Park or Manhattan Bridge Bike Park; wait ’til after dark for nightly shows.
When: You want to play (cool) tourist for a day.
Where: 20 Jay St., b/t Plymouth & John Sts., Dumbo.

PERUSE
Photoville
What: Art becomes the next great thing to take over shipping containers; more than 30 of the structures now house mini exhibits from around the world.
Why: Had enough moseying? Partake in a photo workshop, settle in for a nighttime projection, or plop down for a drink and a snack in the beer garden.
When: Thru Sun. Today & Fri., 4-10 p.m.; Sat., 11 a.m.-10 p.m.; Sun., 11 a.m.-7 p.m.
Where: Brooklyn Bridge Park, 2 Old Fulton St., at Furman St., pier 3.

SAVE
Rachel Comey Sample Sale
What: The indie fashion darling marks her spring and summer collection up to 75 percent off.
Why: Fall may be seeping into the stores, but we’re not ready to give up on sundresses.
When: Today, 11 a.m.-8 p.m.; Fri., 11 a.m.-6 p.m.
Where: St. Patrick’s Youth Center Gymnasium, 268 Mulberry St., b/t Houston & Prince Sts.

SUN
The Standard Plaza
What: Sea(food) and be seen at chef Seamus Mullen’s (Tertulia) temporary alfresco restaurant. Dinner is first come, first served; lunch and brunch are coming soon.
Why: Shared Spanish-style manila clams and chorizo from the wood-fired oven and swordfish and summer squash from the grill. Oh, and sangria.
When: Fri.-Sept. 30. Fri. & Sat., 11:30 a.m.-1 a.m.; Sun.-Thurs., 11:30 a.m.-midnight.
Where: The Standard, 848 Washington St., b/t Little W. 12th & 13th Sts.

BROWSE
Everlane’s Not a Shop
What: Purveyors of well-done classics (cotton crew-neck tees, canvas totes) bring their usually online-only wares to a brick-and-mortar.
Why: Have the goods shipped to you for the usual Web cost or pay the upticked retail price to buy on-site. (The extra cash goes to a fund for industrial design team The Principals and Gin Lane, who helped create the space.)
When: Today-Sun., 11 a.m.-7 p.m.
Where: 65 Prince St., b/t Crosby & Lafayette Sts.

PRIMP
Butter London Outdoor Manicures
What: The lacquer pros set up stations in the backyard garden of Nolita boutique Warm for $20 manis.
Why: You can recite the inventory of your regular spot’s Essie collection. Time for a polish change.
When: Thru Aug. 31. Thurs., 4-7 p.m.; Fri., 2-6 p.m.
Where: 181 Mott St., b/t Kenmare & Broome Sts. To make an appt. (required), call 212-925-1200 or email info@warmny.com.

Photo: Robert Banat / Courtesy of Tom Fruin