Please capitalize where necessary: on-site parking 7 parking 10
A: On-site parking 7 Parking 10

Please capitalize where necessary: planning a getaway with family and friends? the island of lanzarote is the perfect destination for a holiday in the sun.
A: Planning a getaway with family and friends? The island of Lanzarote is the perfect destination for a holiday in the sun.

Please capitalize where necessary: five different games take us to galapagos islands, the mount sinai, the cheops pyramid, the iguazu waterfalls, the illulissat icefjord and the taj mahal.
A: Five different games take us to Galapagos Islands, the Mount Sinai, the Cheops Pyramid, the Iguazu waterfalls, the Illulissat Icefjord and the Taj Mahal.

Please capitalize where necessary: he had two older brothers alexander (the eldest) and david, and there was an age gap of ten years between james and david.
A:
He had two older brothers Alexander (the eldest) and David, and there was an age gap of ten years between James and David.