Passport and other travel documents such as visas and travel insurance, which should always be in your bag.
Medications with their prescriptions, as each country has specific rules for medication, and you should check these rules before you go.
A camera is always important to have for taking pictures in all places and keeping them.
Comfortable shoes are important so you can walk for long periods comfortably.
Comfortable clothes , sun glasses, and a suitable hat.
Sunscreen suitable for your face.
For travelers from abroad, it is advisable to learn a few words of the local language and get to know some of the culture, while having local currency for hassle-free purchases.
You can read some about the place you going to.
Always be with the tour guide not to be lost.
The comfortable clothes are very important.
Take a big bag with you to put all you want
Try to take many photos before the sunset.