1. How
1.1. Walk
1.2. Buses
1.3. Trains
1.4. Cars/Motorcyles
1.5. Airplanes
1.5.1. Fly above the clouds
1.6. Ships/Cruise
1.6.1. Through the oceans
2. What
2.1. travel upon or across
2.1.1. e.g travel the oceans
2.2. Undertake a journey or trip
2.3. make a trip for pleasure
3. Who
3.1. Adults
3.1.1. Work
3.1.1.1. Business trips
3.1.1.2. Business project
3.2. Families
3.2.1. Leisure
3.2.2. Holidays
3.3. Couples
3.3.1. Leisure
3.3.2. Honeymoon
3.4. Friends
3.4.1. Adventure
3.4.2. Exploration
3.5. Convoy
3.5.1. Helping others
3.5.2. Exploration
3.5.3. Fun
4. When
4.1. Months of School Holidays
4.1.1. June
4.1.2. March
4.1.2.1. Occassions of Public Holidays
4.1.2.1.1. Vesak Day
4.1.2.1.2. National Day
4.1.2.1.3. Good Friday
4.1.2.1.4. Labour Day
4.1.2.1.5. Deepavali
4.1.2.1.6. Hari Raya Haji
4.1.2.1.7. Christmas Day
4.1.2.1.8. Chinese New Year
4.1.3. November-December
4.1.4. Youth Day
5. Why
5.1. Adventure/Explore
5.1.1. New hobbies found
5.1.2. Try unique activites that doesn't have in a country
5.1.2.1. Kayaking
5.1.2.2. Parasailing
5.1.2.3. Banana Boat
5.1.2.4. Hand Gliding
5.1.2.5. Paragliding
5.1.2.6. Snorkelling
5.2. New Experience
5.2.1. Learnt something new
5.2.2. Can used in our daily lifes