Welcome summer 2021 with Memorial Day Weekend fun at St. Louis Union Station includes Friday Night Lights with Bud Light on the Plaza with grill specials and half-price beers. Ride the 200-foot-tall St. Louis Wheel, play 18 holes of mini golf or take a spin on the St. LouisCarousel. The Animals R Us petting zoo brings more adorable baby animals to the Purina Performance Pllaza from 11 to 5 on Saturday and Sunday and roving entertainers will greet guests on the Plaza. The St. Louis Aquarium is open extended hours from 9 a.m .until 8 p.m. on Friday, Saturday and Sunday, closing at 5 p.m. on Monday. The Train Shed restaurant will have pork steak specials all weekend for a true St. Louis celebration.