Thank god they are coming in summer... It's snow, lots of snow, snow everywhere.

My suggestion

Short Trip.
1. Take them to Duluth one weekend. Summer is beautiful in lake superior.
2. Take them to Wisconsin Dell one weekend.
3. Apple river ( Take your bother.... No Father No Mother).. he he

Everyday trip.
1. Mall of America
2. Around Lake Calhoun
3. Downtown Minneapolis
4. Capital Building, Saint Paul.
5. Cherry Spoon garden ( something like that).
6. Mall of  America ( Again).
7. This part is missing.
8. Friends place for dinner.
9. Invite friends for dinner. (Don't forget to invite me. I live in twin cities).
10. Target Field.
11. Walmart ( Trust me if its their first visit to US, they will love it).
13. Temples.
14. Church
15. Indian/Nepali Resturant ( if they want to try other, then google it)
16. There is no # 12.
17. Now you checking back to make sure there is no # 12.
18. Miscellaneous  ( Google rest )

Long trip.
1. Contact your friends/ family/ Nepali ko chimake who are out of state.

La ta have fun with your parents. Uncle Aunty mero namaskar bhadeu.