Rohtak is not only city or district of haryana this is more than this . this city is known as the CM city of Haryana and ex CM of haryana was also lived in Rohtak.
If you want to go to rohtak from delhi its easy and simple route for rohtak.
There is almost none tourist places but yes lots of beautiful lovations are present in Rohtak.
Tilyar lake is most attractive place of Rohtak you can walk and also can do some boating there and one zoo is also there where many animal are kept .but nothing more in Tilyar lake.
There are some more known and attractive places like:
Jaat Dharshala
MDU university
Gulab sweets
Cinemas
PGI hospital