I am looking for a simple but fast loading theme that can be used to make a destinations guide, similar to trip advisor or trip.com. The two fundamental requirements are that it should have a directory structure (for example North America/USA/New York State/New York City/Statue of Liberty so that one can click on any of the above to open the page for the country / state etc.
Secondly I want users to submit their reviews along with pics and videos.
Maybe the Golo theme (if you’re interested in using WordPress)? It’s primarily a directory theme but integrates with WooCommerce (so you could add affiliate links) and allows for user reviews. I would suggest reaching out to the developer to see if it would meet your specific needs: