Explanation:

Gwalior and Orchha of Madhya Pradesh have been included in the list of World Heritage City by UNESCO.
Orchha

• Orchha located in the Bundelkhand region of Madhya Pradesh was the 16th century capital of the erstwhile Bundela dynasty.
• Orchha Raj Mahal, Jahangir Mahal, Ramaraja Mandir, Rai Praveen Mahal, Laxminarayan Mandir and many other famous temples and palaces are famous for a unique confluence of Rajput and Mughal architectural influences.

Gwalior

• At the same time, Gwalior city has been the capital of Gurjar Pratihar, Tomar, Baghel Kachhwahs and Scindia Rajvansh.
• The ancient signs left by them will be found in the form of monuments, forts, palaces.

Hence only statement 1 is correct.