What are some similarites and difference between San Vitale and Sant'Apollinaire? I cannot find anything about Sant'Apollinarire.

To find information about Sant'Apollinare, you can follow these steps:

1. Check your spelling: Ensure that you have spelled "Sant'Apollinaire" correctly. It is possible that a small spelling error may have hindered your search results.

2. Specify the location: Provide additional information about the location of Sant'Apollinare. There might be multiple churches or sites with similar names, so adding the city or region can help narrow down your search.

3. Explore alternate sources: If you've exhausted your online search, consider referring to alternative sources such as books, academic journals, or asking experts in the field of art history or religious architecture.

Now, in regard to the similarities and differences between San Vitale and Sant'Apollinare, let's assume you meant Sant'Apollinare in Classe, a church located in Classe, Italy. Here are common similarities and differences between the two:

Similarities:
1. Both are early Christian churches: San Vitale and Sant'Apollinare in Classe were constructed during the early Christian period in Italy.
2. Ravenna: Both churches are located in Ravenna, Italy, known for its significant collection of Byzantine art and architecture.

Differences:
1. Architectural style: San Vitale is recognized for its Byzantine architecture, characterized by its octagonal shape and centralized dome, while Sant'Apollinare in Classe features basilica-style architecture with a longitudinal plan and a timber roof.
2. Mosaics: San Vitale is renowned for its elaborate mosaics depicting biblical scenes, emperor Justinian, and Empress Theodora, while Sant'Apollinare in Classe also contains mosaics but with a different subject matter.

Remember, this answer assumes Sant'Apollinare in Classe as the intended comparison. If you were referring to a different location or church, please provide more information to receive accurate details.