Beach

1. people

1.1. children

1.1.1. joy

2. fresh air

2.1. clear view

2.1.1. clear mind

3. water

3.1. swiming

3.1.1. dive

3.1.1.1. fish

3.1.1.1.1. take pictures under water

4. sun

4.1. Tan

4.1.1. relax

4.1.1.1. read book

5. sand

5.1. play

5.1.1. sand castle