The city was established as the capital of Maratha people in 1735 and later was an important site during British rule. Many relics remain from these periods, such a number of forts. There are also many temples, lakes and waterfalls in the vicinity, which has helped establish the city as an important site on the Indian tourist circuit.
The city is well connected to other major cities of the country by railway, airways and roadways network. Bhopal (State Capital) is 187 km with a quality highway built recently. Bina (Railway Junction) is also only 75km by road and is well connected with all major Indian cities.
Sagar is a small city and it is easy to get around locally within the city by Auto Rickshaw and taxi's. Auto is the preferred means of commutation and you can get a lot everywhere. Charges are very cheap but they allows other passengers as well so be clear while hiring them. Else you have option in form of Taxi (Not the regular cabs but kind of Open Minibus) which are also available at regular interval.
Sagar is called the lake city and is thus surounded by beautiful Lakha Banjara Lake. The city also offers small cultural shops, boating trips, village expeditions etc.
Official Sagar City Website, 
The city is also surrounded by a beautiful hilly region and there are some very good places to see in and around the city like - Rahatgarh Waterfalls, Garhphra Temples, Khimlasa Forts, etc.
There is a new tourist attraction in Sagar - Varun Smriti Udhyaan. It is situated 12 km off Jabalpur Road and is an exotic resort. It provides a state of art water park, outdoor activities like picnics, outdoor sports facility for children, great landscape with a few very rare varieties of flowers and fruits.
In the region tourists can take boating trips of the city in the beautiful lakes. Year-round there are cultural shopping and food festivals organised. The region also gives a good opportunity to take a look at the village life of nearby areas.There are the beautiful village areas of Deor, Khurai, Sahajpur, etc. where you can get a feel for real village life.
University of Sagar MP 470003 (campus - gour nagar, civil lines)  is the most prestigious and oldest university of the region. The university has a rating of 4 star out of 5 by the university grants commission. The campus is one of the most attractive in the state.
The city has some very good hotels and restaurants that cater to the needs of people with a wide variety eating habits. Besides small independent food corners selling traditional Indian food can also be found - The famous eating oulets here are the Paradise Hotel, possibly the fanciest hotel in this part; Deepali Restaurant for a garden restaurant experience (try the veg. kothe here). You can also visit Varun Smriti on the outskirts of the town, where you can have a madhya pradesh speciality - "dal-wafla". Varun Smriti also has a fruit orchard, a lovely garden and swings for the young-at-heart. There is also Brijwasi chat wala on a lane in Civil lines, for clean and tasty "chaat" - the spicy Indian treat for all seasons. Make sure to visit it before 8; his grub gets polished off sooner than you can say "yummy".
Try various mocktails and the soda (just like Pop Tate's in Archi comics) in the Top n Town outlet in Civil Lines.