After 12th, there are various travel and tourism courses you can choose. You can do BA in Travel and tourism, Diploma in Aviation, Hospitality and Travel Management, Diploma in Tourism Management, B.Voc in Hospitality Management and Graduate Diploma in Hospitality in Catering and Travel, Tourism and Service Industry, Diploma in Tour, Travel and Hotel Operations,Bachelors in Tourism Studies. 

There arer multiple courses you can choose in this field. You can even do professional courses in the same.

Most of them are private colleges. Namely,

• ISBR Business School, Bangalore
• LPU
• Blue Whale Academy, Mumbai
• Amity University, Mumbai
• GD Goenka University

The course is in good demand and definitely with a right track you can achieve wonders.

Good Luck.