Signed up for a "moderate" morning hike to the Valley of Fire with Love Hikes. Traveling solo, I learned that the group that signed up to do the hike with me had cancelled. Very surprised – and so glad – that Love Hikes didn't cancel my reservation. Yvette, my guide, picked me up from the strip for a 45-minute trip to the Valley of Fire, where we made 3 stops: Mouse's Tank, White Domes and the Fire Wave. Yvette was super friendly and caters to the hiker's desired level of difficulty. Weather should definitely be a consideration – dress appropriately! I visited in January and it was below freezing when we left at 5:40 am: my gloves and cap were life savers. We had the park more or less to ourselves and even saw big horn sheep crossing the road.