The city

1. Transportation

1.1. car

1.2. Bus

1.3. Airplane

1.4. Train

1.5. Ship

1.6. Bikes

2. Community

2.1. Teachers

2.2. Police

2.3. Doctor

2.4. Nurse

2.5. Farmer

2.6. Seller

2.7. Firefighter

2.8. Lawyers

2.9. Veterinarians

3. Places

3.1. Hospitals

3.2. Police station

3.3. Museums

3.4. Hotels

3.5. Restaurants

3.6. Parks

3.7. Turistic places

3.8. Shopping places

3.9. Local Businesses

3.10. Stores

3.11. Schools

4. Kinds

4.1. Urban

4.2. Suburban

4.3. Rural