If thrills are what you're after, head to Mini Mundo, located 0.4 mi (0.7 km) from central Gramado. If you have fun at Mini Mundo, you'll love Gramado Tennis Club and Igreja do Relogio, both a short walk away.
You can find out about the history of Gramado when you stop by Nicoletti Square. Amble around the area's parks or experience its theater scene.