What are the contents of the food shown in the picture ?

The food is a hamburger with cheese, tomato, lettuce, and onion

What does the photo depicts ?

The sun setting over the ocean

What is unusual about the photo ?

The house is upside down

What is the historical signifance of this place ?

The colosseum is a Roman amphitheater, built in the 1st century AD, which was used for gladiatorial games and other events

What is the lion up to ?

hunting the antelope