Luggage and bags:
Backpacks when you are tracking or sportsbags when you go camping.
Clothing/Shoes/Weather Gear: Dress lightly in summer. It can get really warm here.
Toiletries and Medical Supplies: Bring along your toothbrush lol! No, seriously bring along some plasters and anti-mosquito cream.
Photo Equipment: Films are available here.
Camping/Beach/Outdoor Gear: Your tent or caravan, unless you hired a tent. When hiring a tent, just bring some food and sleeping bags with you.