uahirise.org/catalog/ - and here NASA has posted 64,000 photos of the surface of Mars.

musicgenretree.org/chart.html - here you can listen to songs from all over the world.

icons8.com/upscaler - here you can enhance a photo in one click.

nightmare.mit.edu - a site where artificial intelligence generates nightmares.

cropcirclesecrets.org - the authors of this site find and publish crop circles.

trashloop.com is a site where you can throw paper in the trash.

virtualvacation.us/guess - on this site you can guess what city the video was shot in.

bestfirms.com/what-is-my-screen-resolution - The site shows the screen resolution on your current device.

nerdwallet.com/cost-of-living-calculator - here you can compare the cost of living in American cities.

attackofthecute.com is a social network dedicated to pictures of animals that cause most of its users to cringe

calcon.ru/kalkulyator-vesa/ is a site that calculates optimal weight based on height and age.

ventusky.com - Here you can view weather conditions online, from temperature and precipitation to wind and waves around the world.

ihasabucket.com - a site about the life of a sea elephant and his bucket.

lingojam.com/robotvoicegenerator - robot voice generator.

tiii.me - here you can enter the name of the series and find out how long it will take to watch it.

drinkify.org - the site gives you a cocktail recipe associated with the name of the specified performer.

payphone-project.com/usps-mailboxes/index.html - this site shows the nearest mailbox.

genesreunited.co.uk - on this site you can find out information about ancestors if you have British roots.

webamp.org - here you can run an old-school player on modern web technologies.

monalisaeffect.com - a picture following its observer.

seatguru.com is a website that helps you choose the most appropriate seat on the plane.