Sure, every place you are going to visit has its own unique charm. Cap Malheureux, Riviere Du Rempart, and Albion are stunning places in Mauritius. Here are some travel tips for your forthcoming adventure:

Best Time to Visit:
The best time to visit Mauritius is May through December when the weather is cool, dry, and sunny.

Route and Accessibility:
All three places are well-connected by road. Mauritian buses are reliable, affordable, and provide scenic routes. Renting a car is another good option but road etiquettes should always be followed.

Altitude and Acclimatization:
These places are at sea level, so there aren't any issues regarding acclimatization. However, do stay hydrated to beat the tropical heat.

Accommodation and Booking:
Book hotels in advance to secure your stay. Both luxury and budget accommodations are available. Riviere Du Rempart being a large district offers a range of accommodations while Cap Malheureux and Albion offer more secluded and private options.

Clothing and Essentials:
Due to the tropical climate, lightweight, breathable clothing would suit the best. Sunscreen, sunglasses, hats, and beachwear essentials should not be forgotten, especially if you are planning water sports or long sun-bathing sessions.

Health and Safety:
Drink only bottled water and always keep insect repellent handy. Use appropriate safety gear for any adventure or water sports activities you plan to do.

Local Etiquette and Respect:
Mauritius is a multicultural place and respectful behavior towards its residents and traditions is appreciated. Clothing at religious sites should be modest, especially temples, mosques, and churches. Seeking consent before clicking photographs of locals or their property is advised.