Answer:
Mughal rule is one of golden rule for the Indian architecture because Mughal we very fond of building monuments which lead to construction of different monument in India.
Mughal built
Agra Fort.
Humayun's Tomb
Fatehpur Sikri.
Taj Mahal.
Wazir Khan Masjid.
Shalimar Gardens.
Shah Jahan Mosque.
Badshahi Masjid etc.
but the most famous mughal monument is TAJ MAHAL