Colosseum in Rome

2483 × 1772

Conwy Castle in Wales

1920 × 1440

Interior of Hagia Sophia

1750 × 1166

Basilica of Our Lady of Lourdes

2048 × 1536

Monastery on a rock cliff

1680 × 1050

Monastery on a rock pillar

1600 × 1200

Monastery on a cliff in Greece

2560 × 1600

Monastery on a cliff in Greece

2560 × 1600

Monasteries on rock pillars

1024 × 768

ancient water town with canal

1412 × 940

ancient ruins of ephesus

3000 × 1999

Ancient Irish monastery ruins

1024 × 768

Great Wall of China on a misty day

1280 × 853

Roman Baths in Bath, England

1920 × 1080

Great Wall of China

2016 × 1512

carved caves on a cliff

2304 × 1728

Al-Khazneh in Petra

1200 × 1600

Monastery carved into a cliff

1680 × 1050

Greek Orthodox church with domes

1680 × 1050

Reichstag glass dome interior

2400 × 1600