Here's a great page of ZOOM views of Byzantine monuments in Constantinople - Tsargrad - and elsewhere.
Creation - Christ Deesis Mosaic in Hagia Sophia
Learn how the Deesis mosaic of Christ was created, this page is loaded with details you never knew about each stage of its construction.
Imperial Bedroom
Portrait Hall
Mauve Room
Maple Room
Aleksey's Bedroom
Nicholas's Study
Aleksey's Playroom
Formal Reception
Balcony View
Aleksey- Balcony
Children-Mauve
Nicholas's Bathroom
Alexandra- Mauve
Nicholas's Reception
Tsarskoe Selo Map