World’s Top 4 Most Amazing Buildings

Windsor Castle– It is the Largest Inhabited Castle
Area: 484,000 sq ft
St. Peter’s Basilica – Largest Church by Volume and Area
Length: 211.5 m or 6,94ft
Istana Nurul Iman Palace– Largest Residential Palace
Features: 1,788 rooms with 257 bathrooms and 5 swimming pools
Stockholm Palace – Largest Royal Palace Still in Use for its Original Purpose
Features: 69 rooms