From Decatur, it's 110 miles (177 kilometers) to the west to Lafayette and 120 miles (193 kilometers) to the south to Cincinnati.
If you're keen to head beyond Decatur, you'll quickly discover that the surrounding region has some cities, attractions and landscapes waiting to be experienced. If you're on the lookout for more things to see and do, try the Van Wert County Historical Society and Van Wert Civic Theatre in the vicinity of Van Wert, which you'll find 18 miles (29 kilometers) to the west of Decatur.
Once you've fully explored Decatur, why not visit the nearest regional city. Fort Wayne is around 20 miles (32 kilometers) away and is home to visitor attractions like Grand Wayne Convention Center, Cathedral of the Immaculate Conception and Allen County War Memorial Coliseum. Historic Embassy Theater, Parkview Field and Spiece Fieldhouse are other interesting sights in Fort Wayne that should be on every traveler's schedule.
If your preference is to slow down when you are on a holiday, Northern Indiana has some great relaxing activities for you, such as cycling and picnicking.
Sadly, vacations can't go on forever, so when it's time return home, head to the nearest major airport in Fort Wayne, 17 miles (27 kilometers) away.