Sure! Visiting Lima, Cusco, and Machu Picchu in Peru is an enriching experience. Here are some travel tips for your journey:

Best Time to Visit:
Ideally, you should plan your trip between May and September, during the dry season. If you want to avoid crowds, the months of April and October are the best since the weather conditions remain relatively good.

Route and Accessibility:
Traveling from Lima to Cusco, you can use a plane, the trip lasts roughly 1.5 hours. From Cusco to Machu Picchu, you can take a train to Aguas Calientes, and then a bus or hike to the site.

Altitude and Acclimatization:
The elevation at Lima is very low but Cusco sits at an elevation of around 3,400 meters, and Machu Picchu is at 2,430 meters. It's important to take time to acclimatize to the altitude to avoid altitude sickness. Keep yourself hydrated, take it easy for the first few days, and eat light meals.

Accommodation and Booking:
Book your accommodations and tickets to Machu Picchu in advance, especially in peak season. Lima and Cusco have a variety of accommodations ranging from hostels to luxury hotels. Aguas Calientes (Machu Picchu Town) also has a range of accommodations.

Clothing and Essentials:
Pack for varying weather conditions. Bring both warm and light clothing as temperatures can significantly vary from Lima to Cusco. Wear comfortable walking/hiking shoes for Machu Picchu. Also, do not forget your sun protection - sunglasses, hat, and sunscreen, as the sun can be strong.

Health and Safety:
Ensure you are up to date on routine vaccines. Also consider vaccination for Typhoid and Hepatitis A. Carry mosquito repellant for Aguas Calientes. Stay cautious of your belongings and avoid isolated areas, especially at night.

Local Etiquette and Respect:
Respect the local people and their customs. Most people in Cusco and Machu Picchu will speak Quechua or Spanish, learning a few phrases in Spanish will be helpful. When visiting sacred sites or local villages, ensure you ask for permission before taking any photographs.