It looks like your big issue is that you need to serve scaled images. Get that fixed.
Serving scaled images could save 1.3MiB (91% reduction)
https://gtmetrix.com/reports/ecoholidays...m/VFlLJVI3
Code:
https://ecoholidaysnepal.com/wp-content/uploads/2019/05/holidays-to-nepal.jpg is resized in HTML or CSS from 1200x800 to 250x150. Serving a scaled image could save 137.1KiB (96% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/chitwan-jungle-safari-3-days.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 127.2KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/everest-base-camp-heli-tour.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 123.7KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/short-Annapurna-Base-camp-trekking.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 112.8KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/honey-moon-tour.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 111.5KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/rara-lake-helicopter-tour-.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 111.3KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2019/02/Everest-base-camp-luxury-trek.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 96.3KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/11/gokyo-lakes-trek.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 83.3KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/09/annapurna-base-camp-trekking.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 83.0KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2019/03/best-trekking-in-nepal.jpg is resized in HTML or CSS from 780x585 to 250x150. Serving a scaled image could save 80.7KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/12/nepal-luxury-view-tour.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 80.2KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2019/01/Manaslu-Circuit-Trekking.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 63.8KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2019/04/Best-day-hikes-in-Nepal.jpg is resized in HTML or CSS from 800x532 to 250x150. Serving a scaled image could save 56.7KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/09/kathmandu-nepal-tour.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 46.9KiB (91% reduction).
https://ecoholidaysnepal.com/wp-content/uploads/2018/09/Everest-base-camp-trekking.jpg is resized in HTML or CSS from 1200x800 to 350x233. Serving a scaled image could save 36.7KiB (91% reduction).