diff --git a/examples/earthquakes.R b/examples/layers.R
similarity index 91%
rename from examples/earthquakes.R
rename to examples/layers.R
index 0c579ac..6d2a3f1 100644
--- a/examples/earthquakes.R
+++ b/examples/layers.R
@@ -5,7 +5,7 @@ earthquakes_source <- list(
   data = "https://docs.mapbox.com/mapbox-gl-js/assets/earthquakes.geojson"
 )
 
-earthquakes_layer <- layer(
+earthquakes_layer <- Layer(
   id = "earthquakes",
   type = "circle",
   source = earthquakes_source,
@@ -14,3 +14,5 @@ earthquakes_layer <- layer(
 
 maplibre() |>
   add_layer(earthquakes_layer)
+
+
diff --git a/examples/markers.R b/examples/markers.R
new file mode 100644
index 0000000..13cb1e3
--- /dev/null
+++ b/examples/markers.R
@@ -0,0 +1,9 @@
+library(maplibre)
+marker = Marker(
+  lngLat = c(9.5,51.31667),
+  popup = list(text = "This is a marker",options = list(closeButton = F)),
+  color= "darkred"
+)
+
+maplibre(mapOptions(center = c(9.5,51.31667)),zoom = 4) |>
+  add_marker(marker)
diff --git a/man/Marker.Rd b/man/Marker.Rd
new file mode 100644
index 0000000..152aef8
--- /dev/null
+++ b/man/Marker.Rd
@@ -0,0 +1,21 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/marker.R
+\name{Marker}
+\alias{Marker}
+\title{Create a Marker}
+\usage{
+Marker(lngLat, popup, ...)
+}
+\description{
+Create a Marker
+}
+\examples{
+marker = Marker(
+  lngLat = c(9.5,51.31667),
+  popup = list(text = "This is a marker",options = list(closeButton = F)),
+  color= "darkred"
+)
+
+maplibre(mapOptions(center = c(9.5,51.31667)),zoom = 4) |>
+  add_marker(marker)
+}
diff --git a/man/add_marker.Rd b/man/add_marker.Rd
new file mode 100644
index 0000000..70cb38c
--- /dev/null
+++ b/man/add_marker.Rd
@@ -0,0 +1,14 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/marker.R
+\name{add_marker}
+\alias{add_marker}
+\title{Add a marker to map}
+\usage{
+add_marker(.map, marker)
+}
+\arguments{
+\item{marker}{}
+}
+\description{
+Add a marker to map
+}
diff --git a/man/layer.Rd b/man/layer.Rd
deleted file mode 100644
index 02ff37c..0000000
--- a/man/layer.Rd
+++ /dev/null
@@ -1,14 +0,0 @@
-% Generated by roxygen2: do not edit by hand
-% Please edit documentation in R/layer.R
-\name{layer}
-\alias{layer}
-\title{Create a layer}
-\usage{
-layer(type, id, source = NULL, paint = NULL, layout = NULL, ...)
-}
-\arguments{
-\item{layout}{}
-}
-\description{
-Create a layer
-}
diff --git a/man/maplibre.Rd b/man/maplibre.Rd
index 2517299..974b048 100644
--- a/man/maplibre.Rd
+++ b/man/maplibre.Rd
@@ -6,7 +6,7 @@
 \usage{
 maplibre(
   map_options = mapOptions(),
-  width = NULL,
+  width = "100\%",
   height = NULL,
   elementId = NULL,
   ...