Indiana is generally viewed as a mecca for basketball lovers, fried food, and farms, but actually boasts a lot of secret gems that even some residents aren't aware of. From exotic animal sanctuaries to famous sites, Indiana has a lot of cool travel destinations to check out.

1. John Dillinger's Grave

Former Public Enemy #1 is buried in the heart of Indianapolis at Crown Hill Cemetery. His grave is covered in cement and iron to prevent people from breaking into it and the stone has been replaced four times due to vandalism.

2. Wolf Park

A haven for wolves, coyotes, bison, and foxes, this facility provides extensive research into animal behavior and preservation. Wolf Park is open to the public during the summer and fall months.

3. Bluespring Caverns

This well kept secret place boasts a 21 mile cave system is home to rare breeds of fish, amphibians, and other critters that are albino, translucent, and generally blind.

4. Kurt Vonnegut Museum

Located in Indianapolis, this famous museum is ideal for Vonnegut fans and budding writers. You can learn more about Vonnegut's life, contributions to Indiana, view his typewriters and other belongings, and even hang out in a modern day replica of his old writing office.

5. Hall of Heroes

Do you love comics and superheroes? The only museum dedicated solely to comic book heroes lies in Elkhart, Indiana, which is really cool news for any DC or Marvel fans. The secret's out!

6. The World's Largest Ball of Paint

This attraction in Alexandria, Indiana not only holds the record for largest paintball, but also continues to grow, allowing visitors to add a layer of paint as they pass through.

7. Indiana Medical History Museum

If you're looking for a slightly different museum, the Indiana Medical History Museum is the perfect place to discover early medical practices, view an array of medical instruments and devices, and learn some interesting facts about early medical practices in America.

8. Rose Island

This former thriving amusement park was mostly destroyed in the Ohio River Flood in 1937. The remains (a footbridge, giant swimming pool, and various debris) are popularly visited today. It's also a secret haven for photographers.

9. Exotic Feline Rescue Center

This exotic rescue for big cats is located in Center Point, Indiana and offers walking tours of its grounds (15+ acres) and up close visits with their magnificent cats.

10. Palooka Joe Statue

Remember the Palooka Joe comic strips? Now you can relive your childhood by visiting Joe in person in Oolitic, Indiana.

11. Tomlinson Hall Catacombs

These catacombs catch the attention of many curious visitors. Located under the popular Indianapolis City Market, these catacombs can be toured by visitors and are even home to an annual Halloween extravaganza.

Have you heard of any of Indiana's best kept secrets? Visited any? Let us know what you thought!