Washington Park Beach and Washington Park Zoo on the Lake Michigan shore anchor Michigan City's summer — a wide sand beach, a working lighthouse-view walk out along the harbor pier, and a small zoo with big cats and monkeys are a full family day. The Old Lighthouse Museum at the harbor covers Michigan City's maritime history in the actual 1858 lighthouse structure.
Lighthouse Place Premium Outlets downtown is a Simon-run outlet mall with 60-plus stores (Coach, Nike, Under Armour, Tommy Hilfiger and more) that pulls day-trippers from Chicago and northwest Indiana year-round. Blue Chip Casino Hotel & Spa on Trail Creek offers table games, slots, a full spa and multiple restaurants — Indiana's northwestern-corner gaming anchor.
Indiana Dunes National Park west along the shore delivers the state's marquee outdoor destination — the Mount Baldy dune, West Beach and the Dune Succession Trail, all within a 20–30 minute drive. Franklin Street Historic District downtown holds the Barker Mansion (an 1858 industrialist's estate open for tours) and independent shops and restaurants.
More within easy reach — Chicago Museum Campus 90 minutes west via I-94 for the Field Museum, Shedd Aquarium and Adler Planetarium; South Bend 45 minutes east for the University of Notre Dame; and Valparaiso 35 minutes south for Hampton Inn's shared indoor jacuzzi in the pool area. Spring pairs with Indiana Dunes wildflower hikes and beach prep, summer is peak beach-and-outlet-and-casino, fall shifts to lakeshore foliage and shoulder-season outlet shopping, and winter drops to indoor casino and holiday outlet shopping. Seasonal highlights include the Michigan City Air Show (summer), Blue Chip events year-round, and Indiana Dunes ranger programs (year-round).