Explanation: Mosque-building reached its peak during Shah Jahan’s reign. He built the Moti Masjid at Agra (built entirely in white marble), the Sheesh Mahal and Mussaman Burj at Agra (where he spent his last years in captivity), while the Jama Masjid at Delhi was built in red stone.

• The climax of fort-building was reached during the reign of Shah Jahan.
• The famous Red Fort at Delhi with its Rang Mahal, Diwan-i-Am, and Diwan-i-Khas was his creation.
• He also built the Jama Masjid in Delhi, Shalimar Bagh in Lahore, and the city of Shahjahanabad.

Source: Poonam Dahiya