Related to astronomical observatory structures

Taj Mahal with camel and rider

1920 × 1200

ancient fortress by a lake

2362 × 1772

Berlin Wall with graffiti and holes

1732 × 1299

Matsumoto Castle under blue sky

3888 × 2592

Tiananmen Square with Forbidden City

5040 × 1360

Colosseum in Rome

2048 × 1536

Colosseum in Rome

2483 × 1772

Al-Khazneh in Petra

1200 × 1600

ancient ruins of ephesus

3000 × 1999

Basilica of Our Lady of Lourdes

2048 × 1536

Cobblestone street with yellow arch

1671 × 1028

Great Buddha Hall at Todai-ji

3200 × 2130

Interior of the Colosseum in Rome

1920 × 1200

Osaka Castle in Japan

1680 × 1050

Temple of Heaven from the gate

1408 × 941

Neuschwanstein Castle in Bavaria

1280 × 960

Great Wall of China view

1024 × 768

Gwanghwamun Gate in Seoul

3008 × 2000

Tilted view of a castle

1024 × 768

Colosseum in Rome

1024 × 768

ancient ruins of ephesus

2592 × 1944

Machu Picchu ancient ruins

1366 × 768

Red Square with Spasskaya Tower

5616 × 3744

ancient ruins of celsus library

1024 × 768