What kind of animals are these?
They are crabs. Crabs and fish are sold at Fisherman's Warf in San Francisco.
Where is this bridge?
It is in the Japanese Tea Garden.
This garden is well maintained and it is a tranquil place to sit. The word tranquil means peaceful and quiet.
What is the man doing?
He is walking down a side street in Chinatown.
Chinatown is a popular place for tourists to visit.
There are many Chinese restaurants located in Chinatown.